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Homework Help: Math: Algebra
Recent Homework Questions About Algebra
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Algebra
-6x>1/13?
algebra
add the following - 4/7 + [ -7/20] 7*20= 140 so -60/140 + - 49/140= 11/140?
algebra
3/0 =? the answer is 0 but my options are to solve the equation if possible or say the answer is undefined. Is 0 undefined? I have no clue what an undefined answer is
algebra
[3-7(1-8)] parentheses first 1-8= -7 -7*-7= 49 3-49= -46 am I correct?
algebra
5x -3 = 11 + 12x combine like figures add 3 to both sides to remove the 3 5x= 14+ 12x Now I get confused. If I remove the 12x I have to subtract 12x from 5x which gives me an answer of -7x=14 would the correct answer thus be x= -2? thanks
math
solve for y? z=0.3(y-6)^2 please can you explain your working, Many thanks, Wendy. * Algebra - drwls, Friday, November 20, 2009 at 9:40am (10/3)z = (y-6)^2 y = sqrt[(10/3)z] +6 = 1.826 sqrt z + 6 * Algebra - wendy, Friday, November 20, 2009 at 9:47am I'm sorry. Really don&...
Algebra
solve for y? z=0.3(y-6)^2 please can you explain your working, Many thanks, Wendy.
college algebra
find a real-life quadratic function
pre-algebra
solve for X when 2/3 X = 2 2/9
pre-algebra
Which is the better buy: Brand A with a regular price of $15.98and a 30% discount or Brand B with a regular price of $18.50and a 40% discount -thanks
pre-algebra
Which is the better buy: Brand A with a regular price of $15.98and a 30% discount or Brand B with a regular price of $18.50and a 40% discount -thanks
pre-algebra
Nineteen members, or 38 members of the ski club are going on a ski trip. find the total number of members in the club.
pre-algebra
describe a situation in which you would use a percent greater than 100%
math/algebra
I have been asked to answer questions in parts in relation to a story problem, but I am having difficulty finding the right formulas. Did I do this right...If not, please help me and tell me where I went wrong. Part B The landscaper that maintains Mrs. Jones’ lawn charges...
Mathe/algebra...Please
I am really lost I cannot figure out which formula to use for this problem... Question:The landscaper that maintains Mrs. Jones’ lawn charges a flat fee of $30.00 for each job plus $10.00 per hour for labor. a. Translate the problem situation into an algebraic equation us...
algebra 2
14 divided by the square root of 125
algebra
please help me with this 7x-4>but equal to 3
algebra
Help me find the axis of symmetry of the given funtion. Y=x2-2x+4
algebra
Can you defin unit rate???
Programing
consider the algebraic expression E=(2x + y) (5a-b)^3. Draw the tree T which correspond to the expression E and find the pre-order traversal of T.
College Algebra
Bayside insurance offers two health plans. Under plan A, Giselle would have to pay the first $60 of her medical bills, plus 25% of the rest. Under plan B, Giselle would pay the first $170, but only 20% of the rest. For what amount of mediacl bills will plan B save Giselle mon...
Algebra
1.1(3x+5)is equal to or greater than 1.6-(x+3) I had this one posted earlier but never got anything back on it.
Algebra 2 URGENT
Solve the problem using the "z" method. Please Show All Work! u^4+6=-5u^2
Algebra 2 URGENT
Solve the equation using the method that seems easiest. Please Show All Work! x^2+12=0
Algebra 2 URGENT
Solve by using the quadratic formula. Please Show All Work! 4x(x+3)=15
Algebra 2 URGENT
Solve the problem. Round the answer to the nearest hundredth. Please Show All Work! A garden is currently 4 meters wide and 7 meters long. If the area of the garden is to be doubled by increasing the width and length by the same number of meters, find the new dimension of the ...
Algebra 2 URGENT
Solve the problem. Round answer to the nearest hundredth. Please Show All Work! Suppose a pool has dimensions 12 ft. by 30 ft. A sidewalk of uniform width around the pool has an area of 200 square feet. What is the width of the walkway?
College Algebra
ONE MORE PROBLEM TO HELP ME WITH!!!! How do you graph the inequality on a plane? 3x+4y is less than or equal to 12
College Algebra
How do you solve this to graph the system of inequalities? x+2y is equal to or less than 6 2x+y is equal to or less than 6 x is equal to or greater than 0 y is equal to or greater than 0
College Algebra
1.1(3x+5)is equal to or greater than 1.6-(x+3) How do you solve this to make a fraction?
College Algebra
Why am I still not getting this one even after going back through websites and notes? Please explain in detail so I know for next time. Two angles are complementary. The sum of the measure of the first angle and one-fourth the second angle is 62.25 degrees. Find the measures o...
College Algebra
(This one is one that I already have notes for. However, I can not get the answer for the life of me) Bayside insurance offers two health plans. Under plan A, Giselle would have to pay the first $60 of her medical bills, plus 25% of the rest. Under plan B, Giselle would pay th...
College Algebra
5x+y=7 6x+7y= -9 Solve for system of equations. What is the solution? Is it inconsistent or consistent? Is it dependent or independent?
College Algebra
4y-3<7y-4 Use set-builder notaion to describe the complete solution. {y/y_ _}
algebra
During the playoffs you score 2 goals per game. By the end of the second playoff game you had scored 22 goals for the year. Find an equation that gives the total number of goals scored for the year, y, in terms of the number of playoff games, x.
College Algebra
How do you solve with a problem like this one? (I couldn't find how to use the greater than signs) 8-3xis greater than or equal to 11 and 4x-1 is greater than 19
algebra
By the end of your 5th French lesson, you have learned 20 vocabulary words. After 10 lessons you know 40 vocabulary words. Write an equation that gives the number of vocabulary words you know, y, in the terms of the number of lessons you had, x.
College Algebra
4y-3<7y-4 Use set-builder notaion to describe the complete solution. {y/y_ _}
College Algebra
Just so you guys know, I'm not trying to get the answers to all of my assignment. These problems I'm posting are the ones that I'm stuck on. 6(4-3x)+4x<3(9+2x) Use set-builder notation to describe solution. {x/x_ _}
College Algebra
Please explain in detail so I know for next time. Two angles are complementary. The sum of the measure of the first angle and one-fourth the second angle is 62.25 degrees. Find the measures of the angles. What is the measure of the smaller angle? What is the measure of the oth...
College Algebra
Solve the system of equations. Then classify the system. 7x-7y= -42 -7y-7x=42 What is the solution of the system? Is the system inconsistent or consistent? Is the equations dependent or independent?
College Algebra
I knew how to do this but forgot. Solve by the substitution method. 4m+n=4 m-4n=35 What is the solution of the system?
College Algebra
Can you please explain this in detail so I can write it down and know how to do it for future reference? Hockey teams receive 2 points when they win and 1 point when they tie. One season, a team won a championship with 64 points. They won 11 more games than they tied. How many...
8th grande transition algebra
well, i am doing a math crossword puzzle on linear equations. I really need some help. here are the questions: what is Ax+By+C called? what are numbers used to graph a point? what is not a straight line? where does a line pass threoug the x-axes? what is the y values in a set ...
College Algebra
(I am not sure how to get the y value for part C and the whole part D) (I answered a couple of them but am not confident on my answers, so can you please tell me if my answers are not correct to the ones I answered and for the ones I haven not answered that is because I do not...
College Algebra
(I am not understanding what the last person means so can someone please explain to me) 3. You recently started the paperwork to purchase your new home, and you were just notified that you can move into the house in 2 weeks. You decide to hire a moving company, but are unsure ...
algebra
Wally kept track of last week’s money transactions. His salary was $150 plus $54 in overtime and $260 in tips. His transportation expenses were $22, his food expenses were $60, his laundry costs were $15, his entertainment expenditures were $58, and his rent was $185. Aft...
Algebra
(I am not sure how to get the y value for part C and the whole part D) (I answered a couple of them but am not confident on my answers, so can you please tell me if my answers are not correct to the ones I answered and for the ones I haven not answered that is because I do not...
Algebra
(I am not understanding what the last person means so can someone please explain to me) 3. You recently started the paperwork to purchase your new home, and you were just notified that you can move into the house in 2 weeks. You decide to hire a moving company, but are unsure ...
math /algebra
This was the : Explain why the formula for determining slope using the coordinates of two points does not apply to vertical lines. This is my answer:The formula for determining a slope using two points does not apply to vertical lines simply because dividing by 0 is not allowe...
Math /Algebra
I was challenged with this question: Explain why the formula for determining slope using the coordinated of two points does not apply to vertical lines. This was my answer: The formula for determining a slope using two points does not apply to vertical lines simply because it ...
Algebra
Sixty-two percent of the students at Kennedy High School are involved in extra curricular activities. If 152 students are not involved in extra curricualr activities, how many students are there at Kennedy High School?
Algebra
1. n^3/n^5 2. (2b)^3(b^-4) 3. (mn)^2 ∙ n^4 4. 3a^5 ∙ 5a^-2 ∙ a^3 5. (x^3/xy^4) ∙ (y/x)^5 6. (a^-1)(b^2)/ab ∙ (a^2)(b^3)/b^-2
algebra 1
what is 4x+7=3x+18
PreAlgebra
Identify in the following equation is quadratic or linear? y=10^3x According to what I understand this needs to be a quadratic equation, because it is in exponential form, and a linear equation does not use exponents am I right??
Algebra 2
If you have an arbitrary polynomial P(x) of the n’th degree in x, and you graph the equation y = P(x), describe the overall shape of this graph. What happens when x gets large in the positive and negative directions, and how many peaks and valleys does the graph have? How...
Algebra
(I got part a and b but not part c. Can you please explain to me how to get answer in c and also if my other answers are correct). 3. You recently started the paperwork to purchase your new home, and you were just notified that you can move into the house in 2 weeks. You decid...
11 grade algebra
I buy 20 gallons of gas, 15 premium and 5 regular. Regular gas is 20 cents cheaper per gallon. I spend $42 total; what is the price of each type of gas?
Algebra
(I'm so lost with all this algebra so can someone please help me? I have tried to put some answers in so please tell me if any of my answers are wrong and help with the ones left blank). 2. As you are leaving the community, you notice another new community just down the st...
Algebra
(I answered a couple of them but am not confident on my answers, so can you please tell me if my answers are not correct to the ones I answered and for the ones I haven not answered that is because I do not know how to do them. PLEASE HELP!!! This assignment is already late). ...
ALGEBRA
145.20=6.00+6.00(1+x)/ (.10-x) Solve for X
algebra
how would i figure out a problem like: a^2 + b^2 = 5^2 is there a certain method to figure this out?
Algebra
factor the expression x(a+2) - 2(a+2) i missed this day because i was sick...please explain!
Algebra 2
If a circle has the radius of 6 and it is at the orgin, what are seven points on the circle. I already have four and I need three more. So far I have, (6,0) (0,6) (0,-6) and (-6,0). What am I missing. I also can't write any decimals for the points, but it can be expressed ...
10th grade algebra
the volume of a pyramid with a rectangular base is v=1/3LWH. find W if V=500 L=15 and H=4. a) W=25 b) W=20 c) W=18 d) W=15
algebra
Write an algebraic expression for each word expression: 3.8 times a number z
algebra
-6-11x=-136 solve
algebra
72 students is 90% of how many students
Algebra/College/HELP
(I know that the questions I answered are right but I'm stuck on c and d. Can someone please help me? I'm not very good at algebra). a) The sales representative informs you that there are two floor plans still available, and that there are a total of 56 houses availabl...
College Algebra
(I'm so lost with all this algebra so can someone please help me? I have tried to put some answers in so please tell me if any of my answers are wrong and help with the ones left blank). 2. As you are leaving the community, you notice another new community just down the st...
8th Grade Algebra
1. (y^2+6y+1)(3y^2-3) 2. (4x^2-2x-1)(3x-1) 3. (n^2-n+2)(n+2) Help!! I'm trying to help my daughter with her homework.
algebra
(I answered a couple of them but am not confident on my answers, so can you please tell me if my answers are not correct to the ones I answered and for the ones I haven not answered that is because I do not know how to do them. PLEASE HELP!!! This assignment is already late). ...
Algebra 1
Marcus and Allen are playing Rock/Paper/Scissors. The first one to one 10 times does not have to do the dishes. The score is now 9 to 7 in favor of Marcus. If ties are ignored and not counted, what is the probabilty Marcus will not have to do the dishes? Express your answer as...
Algebra 1: Help Please URGENT!
A circle is inscribed in a square. The number of square units in the area and the number of units in the perimeter of the square are the same. What is the area of the circle in terms of pi? Explain your thought process. I completely don't understand this question. Can you ...
Algebra 1
A circle is inscribed in a square. The number of square units in the area and the number of units in the perimeter of the square are the same. What is the area of the circle in terms of pi? Explain your thought process. I completely don't understand this question. Can you ...
algebra
3 times a number
Algebra
A grocer mixes together some cashews costing 8$ per kilogram with some nuts costing 10$ per kilogram. The grocer sold 12 kg of the mixture for 8.50$ per kilogram. How many kilograms of cashews were in the mixture? I have to find 2 equations then find the answer most likely usi...
Algebra
At noon a private plane left Austin for Los Angeles, 2100 km away, flying at 500km/h. One hour later a jet left Los Angeles for Austin at 700 km/h. At what time did they pass each other?
7th grade algebra
what is an algebraic expression for the value of 12
algebra
5x + 2y = -1 3x + 7y = 11
MATH Introduction to Math Skills and Strategies
Write the algebraic expression for: Eight more than a number
math
I have the following algebra problem.3,7,14,15,17,46,n range:43 median:15 mode:n mean:n what is the value of the n
pre algebra
solve equation.. i continually keep getting this problem wrong x/3=x/5-2
calculus
Consider line segments which are tangent to a point on the right half (x>0) of the curve y = x^2 + 1 and connect the tangent point to the x-axis. If the tangent point is close to the y-axis, the line segment is long. If the tangent point is far from the y-axis, the line seg...
college algebra
Solve for x: -(4x+4)/5= (5x-1)/2 - x/3
Algebra
Factor by Grouping. 15r^2-19r+6
Algebra1
I want to know if I got this problem right. 2x-4¡Ü4x-3 2x-4+4¡Ü4x-3+4 2x¡Ü5x 2x¡Â2=5x¡Â2 x¡Ý2.5
Math - Algebra word problem
Ace manufacturing has determined that the cost of labor for producing x transmissions is L(x) = 0.3x2 + 400x + 550 dollars, While the cost of materials is M(x) = 0.1x2 + 50x + 800 dollars. Write a polynomial T(x) that represents the total cost of materials and labor for produc...
Algebra 1
Choose the correct domailn for the function t=35+5w where 0 less than or equal to w less than or equal to 5 and w is an integer A. 0,1,2,3, 4, 5 B. 1, 2, 3, 4, 5 C. 35, 40, 45, 40, 55 D. 40, 45, 50, 55 E. 40, 41, 42, 43, 44, 45
algebra
A plane ascends at a 40° angle. When it reaches an altitude of one hundred feet, how much ground distance has it covered? To solve, use the trigonometric chart. Round the answer to the nearest tenth.
Algebra
Find domain and range of each. {(-1,2) (0,2) (1,3) (2,2)} Domain: {-1,0,1,2} Range: {2,3} {(1,5) (2,9) (3,9)} Domain: {1,2,3} Range: {5,9} {(1,2) (1,5) (3,7)} Domain: {1,3} Range: {2,5,7} Are these all right?
Math help with Algebra
Divide (x^4-y^4) by (x-y). Need to show work to help me understand. Also need to answer without parentheses. Thanks for any and all help with this one!!
Math - Algebra
If I have a garden that is square with sides of length x feet and next spring I plan to make it rectangular by lengthening one side 3 feet and shortening the other side by 3 feet. Find a polynomial A(x) that represents the new area. By how much will the area of the new garden ...
Algebra
A manufacturing company has determined that the cost of labor for producing x transmissions is: L(x) = 0.3x^2 + 400x + 550 dollars, while the cost of materials is M(x) = 0.1x^2 + 50x + 800 dollars. Need to write a polynomial T(x) that represents the total cost of materials and...
Algebra
A manufacturing company has determined that the cost of labor for producing x transmissions is: L(x) = 0.3x^2 + 400x + 550 dollars, while the cost of materials is M(x) = 0.1x^2 + 50x + 800 dollars. Need to write a polynomial T(x) that represents the total cost of materials and...
Algebra
A manufacturing company has determined that the cost of labor for producing x transmissions is: L(x) = 0.3x^2 + 400x + 550 dollars, while the cost of materials is M(x) = 0.1x^2 + 50x + 800 dollars. Need to write a polynomial T(x) that represents the total cost of materials and...
pre algebra
How do I figure out problems like 52 = p +(-41)? I tried doing the steps but I got -11, which is wrong. Can someone walk me through the steps?
pre-algebra
didn't get a clear answer, i do not understand how to find the answer to this problem:2y=2x+10
Algebra
A total of 475 tickets were sold for the school play. There were 75 fewer student tickets sold than adult tickets. How many adult tickets were sold?
Algebra
collect like terms 17a +6b-11a-9b= thanks
algebra
how do you find the slope-intercept of a line?
algebra
At work one day Erica received 36 packages. Speedy delivered 3 times as many as Express, While Express delivered 4 more than Quick Service. How many packages did each service deliver to Erica?
Algebra 1
x^2 + 16=0 Solve by graphing
Algebra
How come with (3,4) (vertex), and (1,2) (point) a doesn't equal -4.5, but -.5? Please show me how to get this answer.
Pre- Algebra
-6x-15>57
Algebra 1
On a multiple choice test with 10 questions and 5 choices, A,B,C,D,E, for each questions, what are the odds of guessing on all 10 questions and getting 100%. State your answer as a common fraction. Thanks -Zach
Algebra
I don't know how to put this in standard form: f(x)=x^2-2x-15 I tried (x^2-2x+-x^2)-25-x^2, but x^2 doesn't factor into anything so I can't fully put it into standard form. can you show me how, plus how to find the x intercepts and y intercepts?
Algebra
Did I do this right? Find the vertex, the x intercepts and y intercepts. f(x)=(x-2)^2-4 Vertex: 2,4 X intercepts: 0,0 4,0 Y intercepts: I didn't know how to get these. Could you explain?
algebra
5x/9-11=-51
Basic Algebra
Im having a stupid moment and i cant figure this out- x-1 x-2 --- + ---= 1 2 3 assume the ---- is a division bar
10th grade algebra
2b/4 + b/3 = 10 solve for b.
10th grade algebra
two cars are driving toward each other from opposite directions if one is driving 55mph the other is driving 60 mph and the cars are 500miles apart how long before they pass each other? round to the nearest tenth of an hour.
10th grade algebra not ms.sue
is the following always sometimes or never true? x+1=x+0
10th grade algebra not ms.sue
a 68 mile trip uses 2 gallons of gas. how many gallons would you use on a 110 mile trip? round to the nearest tenth of a gallon.
9th grade algebra
solve the equation. 15(x-3)=12x-43
10th grade algebra
solve for x. |x+9|=17
10th grade algebra
solve for n. |3n+5|=7
10th grade algebra
2b/4+b/3=10 solve for b.
10th grade algebra
mary takes 3 hours to mow the yard. it takes sally 5 hours. how long would it take with them mowing it together? give the exact decimal answer.
10th grade algebra
two cars are driving toward each other from opposite directions if one is driving 55mph the other is driving 60mph and the cars are 500 miles apart how long will it be before they pass each other? round to the nearest tenth of an hour.
algebra 2
You may have to convert from feet to miles several times in this assignment. You can use 1 mile = 5,280 feet for your conversions. 1.1. the weight of an object follows this equation: , where C is a constant, and r is the distance that the object is from the center of the earth...
algebra
You may have to convert from feet to miles several times in this assignment. You can use 1 mile = 5,280 feet for your conversions. 1. Many people know that the weight of an object varies on different planets, but did you know that the weight of an object on earth also varies a...
10th grade algebra
solve the equation 2a=3a+4c for a
10th grade algebra
solve the equation 2x+y=9 for y
10th grade algebra
solve the equation for x: 3x+y=6
10th grade algebra
kim had a meal at the downtown diner which cost $14.98. if she tips 15%, how much tip should she leave? round to the nearest cent.
10th grade algebra
How many kg of pure salt must be added to 8 kg of a 30% solution to obtain a 35% soltution? Round to the nearest tenth.
algebra
I need help badly with this assignment. If Venus is 33.3 million miles farther from the sun than Mercury, then Earth is 25.6 million miles farther from the sum than venus. When the total of the ditances for these three planets from the sum is 191.2 million miles, how far away ...
algebra
The value of an uncirculated Mint state 65' 1950 Jefferson nickel minted in Denver is 7 over 4 the value a 1945 nickel minted in Philadelphia in simiar condition. Together the total vale of the two coins is $88. What is the value of each coin
algebra
A minor league baseball team plays 117 games in a season. If the team won 17 more than three times as many games as they lost how many wins and loses did the team have
algebra
A midweseren music competition awarde 34 ribbons. The number of blue ribons awarded was 2 less than the number of white ribbons. THe number of red ribons was 3 more than the number of white ribbons. How many of eah kind of ribbon awarded
algebra
At work one day, Erica Franz received 36 packages. Speedy Delivery delivered three times as many as Ralph's Express delivered four more than send quick package service . how many packgeds did each service deliver to Erica
algebra
In a mixture of concrete, there are four lb of cement mix for each pound of gravel. If the mixture contains a total of 185 lb of these two ingredients, how many pounds of grave are there?
algebra
A Michigan orchard made 14,757lb of taffy apples wih aproximately 1 lb of taffy mixtures for each 67.1 pounds of apples. TO the nearest tenth of a pound, how many pounds of apples and how many pounds of taffy were used?
8th grade
its in Algebra 1 ! the riddle is whom should you see at the bank if you need to borrow money. its 15 letters. a teller doesnt fit. i dont know ! i need help ! PLEASE
algebra
if you have 88 ft of fencing to enclose a rectangular plot but don't fence one side, find the length and width of the rectangle that will maximize the area
algebra
How do you find Standard Form for the problem: m=-3; b=2?
Algebra
translate to an algebraic expression, the product of 11% of some number
Algebra 2
what is the answer to: -6psquared+11p+7=0 i'm confused...
algebra
f(x)=4x+2 f(8)=? f(10)=?
Algebra
What is the Pythagorean Theorem a model of?
algebra
Solve by elimination method. 2r-5s=-33 5r+2s=48 Solve by substitution method. 5x+6y=5 x-9y=40 I always get these two confused... can someone please help me with these two problems?? I would really appreciate it..
algebra
Trains A and B are traveling in the same direction on parrallel tracks. Train A is traveling at 60 mph, and train B is traveling at 80 mph. Train A passes a station at 11:15 a.m. if train B passes the same station at 11:30 a.m. at what time will train B catch up to train A? Wh...
Algebra
find the indicated outputs f(x)=2x^2-3x f(0)=? f(-1)=? f(2)=? help?
Trig
If sin^2X=A what is an algebraic expression in A for cos(2X). I have no idea where to even begin with this!
algebra
Trains A and B are traveling in the same direction on parrallel tracks. Train A is traveling at 60 mph, and train B is traveling at 80 mph. Train A passes a station at 11:15 a.m. if train B passes the same station at 11:30 a.m. at what time will train B catch up to train A? Wh...
Algebra
In words, explain the difference between (-1)1/2 and (-1)2/4?
Programming & Algorithms
Consider the algebraic expression E=(2x+y) (5a-b)^3. Draw the tree T which correspond to the expression E and find the pre-order traversal of T.
algebra
what is the simplest form of 765 over 2023
Algebra
(5x^3-6x^2+8)/(x-4). (4) 5 -6 8 5 14 72 For the remainder I divided 72/4 for 18. So the whole answer would be 5x^3+14x^2+18. But the book's answer is 5x^2+14x56+232/(x-4). Where did these numbers come from and where did I mess up?
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