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math (algerba 1)

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math algerba
½(y-2)+2 =3/8(3y-4) Is 4 a solution?

math (algerba 1)
how would you sovle this? multiply: (a + 5) (a - 5)

math (algerba 1)
Is 2x2 + 16x + 32 a tri square?

math (algerba 1)
express as a trinomial: (u + 3) squared please explain

math (algerba 1)
2x2 + 16x + 32 how do I Factor and label? And how do I know if this is a tri square?

math algerba
i need help with my math homework i wanna know what is 46 to 23= 2 to n?

math
i really have trouble with math and the algerba really gets me mixed up can u give me some tips for math so i can undrestand plese

algerba
3/4 + 7/10 + 4/15 = 3/11+ 9/11 +1/11 =

Algerba
4x + 10 = 22

algerba
3m + 2 = 8

Am I doing Algerba right?
6a for a = 3 and a = -4 So is it A. 6a = 6*3 = 18? B. 6a = 6*-4 = -24?

algerba
what is the answer to 5(w-2)=15

algerba i
2(7n-1)> or equal 3(5-n)

Algerba
Write the equation of (-6, -4), (0. -4) and (6, -4)

algerba 2
3x-2y=12 solve the equation for y

trig and algerba
6+7(t - 1) = 5(t + 7) + 8 what does t equal

elementary algerba
add 3y-5 to y+16

Algerba
Solve: 2(4-4)+3r-4/2+4r-12+13s+5r+5(9-r)-6r+2(-4)-5(2s)+2(9+3r+2-3s = 57

Algerba
Simply these expressions: 8n^2 - 6n + 7n^2 - 4n +5 and 6x^2y + 5y - x^2 + 3y - 6y

algerba 1 math
how do i solve the equation: -2(-8-4)^2+-8-4/4 please show step by stap HELP PLEASE

Math (algerba 1)
(4 X 10 to the -5th power) to the 2nd power. How would I solve this?

math (algerba 1) Please help!
x+y=0 3x+y=-4 Sovle each system of equation by graphing. If got the answer (-3,3), but it's not there. Please explain!

Algerba
algebra is so confusing 1/8 (b - a) for a = 2 and b = 10 So is it 1/8 (b - a) = 1/8 (2 - 10)= 1/8 (-8) = -100?

Algerba 2
Find H(-2)if H(x)=xto the third + 1

algerba
rewrite division as mulitplication -37-(78)

algerba
x+(5+y)=(x+5)+y what property is illustrated by the equation?

algerba
2k squared + 4k= 10 How would I solve

college algerba
Solve by the substitution method:

college algerba
Solve by the substitution method: 2x - 3y = 7 y = 3x - 7

Algerba 1
4>-3+3 or 6<or equal -2x+3 solve the compound inequality

algerba 2
x=4y-1 solve the equation for y show steps

Algerba 2
how to graph 1/3 <= x <= 1/2 "<=" meaning less than or equal to.

Algerba 1
What is the square root of 125? 5 * squareroot5 how do u sigh up

Pre algerba
Name the property shown by each statment. 9+(5+35)=(9+5)+35

ALGERBA
Can someone help me solve this please? [SQRT(2x2 + 6x + 4)] = x + 1

ALGERBA
x-5 x-1 ----- = ----- -2 -3 Solve for x. I understand there is cross-multiplying involved.

algerba
A triangle has base 11 feet (ft) & an altitude of 8 ft. Find its area.

algerba
A triangle has base 14 feet (ft) & an altitude of 6 ft. Find its area

math (algerba 1)
I have a worksheet called puzzle 21 Super Challenge. It's from Crossmatics, Dale Seymour Publications and it's page number is 21. Anyways, I don't understand what it means when it says see 4-across. What does that mean?

Math 116 Algerba
The area A of a triangle with base b and height h is given by A= 1/2 bh. Find the area when b= 29m (meters) and h = 20m. The area is ?

math (algerba 1)
A motorboat can travel upstream on a river at 18km/h and downstream at 30km/h. How far upsteam can the boat travel if it leaves at 8am and must return by noon?

math (algerba 1)
A motorboat can travel upsteam on a river at 18km/h and downsteam at 30km/h. How far upstream can the boat travel if it leaves at 8:00am and must return by noon?

algerba
which is the simplest form of the radical expression sqrt (10)+6sqrt(10)+-3sqrt(10)

algerba
A person wins 500 points in a game. What is the corresponding number?

algerba 1
If a and b are any real numbers such that 0<a<1<b, which of the following must be true ov the value ab??

Algerba!
Solve inequality and put solution set in interval notation. z^2+2z+6>0

Algerba
Evaluate the expression by substituting the givin values for each variable b - for A = -2 and b = 8 a So is it like this b - = -2 divided by -8 a

college algerba
on a map 1" equals 630 miles. How much does 2/7 inches equal

math (algerba 1)
Right Angle Triangle: side A ? side B 3 square root side C 2m How would i find side a

algerba 2
write the polynomial function of least degree that has real coefficeents the given zeros, and a leasing coefficiennt of 1. 1,-3,4

Algerba 1
I have to put these intergers in order from least to greatest. 12, -6, 20, -47, -11 I didn't do well on my last test. I am really trying to figure this out. my answer is -6, -11, 12, 20, -47

Algerba 1
Rewrite each polynomial as the product of two binomials. 1. y^2 + 6y + 9 2. 25x^2 - 10x + 1 3. 36 - y^2 I don't understand how to do these problems, especially what the direction is telling me to do. Someone help me please?

algerba
does anyone have a clue how to do this. I am so lost. If you can please explan why you do what you do when working this out so maybe i can better understand this. thanks a bunch. Prove (algebraically, not numerically) that the product of the solutions of ax^2+bx+c=0 is c/a

algerba
simplify the expression -10xy - 15y / 5y -10xy -3y^2 is my answer rigth or wrong

Algerba
Which solution set best fit the solutions of -1.5^2+4x+2.2=0 2.2 and 3.1 or this one... no real solution -0.5 and 2.2 -0.5 and 3.1 <--

pre-algerbra
step by step how to solve algerba problems

algerba 2
the length of a rectangle is (x-2)squared and the width is (5x+1) what is the perimeter of the rectangle

algerba 1
i need help solving the properties of an quotient properties of exponents

Algerba 1
Write in Scientific Notation 1. (3X10to the tenth) (7X10to the -4th) 2. (5X10to the 4th)to the second Thanks so much!

Algerba
A newspaper carrier has %5.75 in change. He has ten more quarters than dimes but two times as many nickles as quarters. how many coins of each type does he have?

algerba 1
Solve by graphing 1. 2x2-7x+5=0 2. 2x2+x-6=0

math (algerba 1)
Ms. Driva Reck drove from her home to a service station at 48km/h. She returned home by bicycle at 16km/h. The entire trip took 4 hours. How far was the service station from Ms. Reck's home?

Algerba
would you expect a positive, a negative, or no association between the number of hours of daylight during a day and the number of hours of darkeness?

pre algerba
For the past 4 weeks, you have saved $5 per week. You know have $65 in your savings account. Write an equation that represents your balance A after t weeks.

College algerba
The​ half-life of a certain radioactive element is about 1500 years. After 2800 ​years, what percentage P of a sample of this element​ remains?

algerba 1
4. The total value of the $1 bills and $5 bills in a cash box is $124. There are 8 more $5 bills than $1 bills. How many of each are there?

algerba 1
you have 15 coins,mickels and dimes. d= the number of dimes. write a simplified expression in terms of d for the total amount cents that you have. show work and explain

algerba 1
From the top of a lighthouse 210 feet high, the angle of depression to a boat is 27. Find the distance from the boat to the food of the lighthouse. The lighthouse was built at sea level. Help me!

algerba..plz help
A 400 g solution is 25% salt. How much salt must be added to produce a solution that is 40% salt?

Algerba
Solve for x. Round answers to the thousandths place. 3^x=17 5.667 2.579 <-- 3.093 0.388 Given its parent function g(x)=(1/2)^x , what is the equation of the function shown. f(x)= -2(1/2)^x+1 f(x)= -(1/2)^x-3 <-- or A f(x)= -3(1/2)^x+1 f(x)= -(1/2)^x-1 Which expression is...

Algerba
If the sides of a square are increased by 3m, the area becomes 64m2. Find the length of a side of the original square. A 4 m by 6 m rug covers half of the floor area of a room and leaves a uniform strip of bare floor around the edges. What are the dimensions of the room?

pre algerba
Tom was engrossed in his 340 page book. He stopped on page 127 at noon to eat lunch. He stopped on page 253 to eat dinner. How many pages did tom read during the afternoon

Algerba
Find slope and y-intercept of following equation y=-3 x -2 knowing the slope of intercept 5 formula is y=mx+b slope is m or -3 y=-3 or m (0) -2 m=slope 5 5 y-intercept = let x=o solve for y y=0-2 y=-2 You can tell by inspecting the equation in the y = mx + b form that the ...

Algerba
THe senior class is raising money by selling popcorn amd soft drinks. They make $.25 profit on each soft drink and %.50 on each bag of popcorn. Their goal is to make at least $500. What is a ineqaulity showing the relashionship beetween bags of popcorn and soft drinks? .... ...

Mat 116-Algerba 1a
-3(x +8) = -6 I keep getting it wrong. Help x+8 = -6/-3 - = 2 x = -6 compare the numbers -2.002 and -2.02 using an inequality. compare the numbers -2.002 and -2.02 using an inequality.it is 2 because there is no diferrence!

algerba
Quantity name Water adds Final acidity of water Unit Gallons Percent expressed as a decimal Expression g (0.052*310)/(310+g) Question 1 59.4 (I need this answer) Question 2 (I need this answer) 0.041 I need help

Algerba I
a trapezuim has no sides parallel. Its area is given by the following expression 1/2(ah1 + bh2) Note: the 1 and 2 are small and almost under but beside the h A. Evaluate the expression for a = 5 ft 4 in., b = 2 ft 8 in., h1 = 4 ft 4 in., h2 = 6ft 4 in B. If a gymnast stands ...

algerba
How to figure out the temperature of a lake using x for the feet or the Depth and for the degrees Celsius use (3900x+1000)/(3x^2+100) with the answer of the degrees celsius being 8.44 looking like 8.44=(3900x+1000)/(3x^2+100) i need the depth

ALgerba 2
I would really appreciate help on these equations. 3. Devon tosses a horseshoe at a stake 30 feet away. The horseshoe lands no more than 3 feet from the stake. (a) Write an absolute value inequality that represents the range of distances that the horseshoe travels. (b) Solve ...

algerba
simplify: sqrt (6/11) a) sqrt (66/11) b) 6 sqrt (11/11) c) 6 d) 6 sqrt (11)

algerba 1
1. the sum of 3 numbers is 207. the 2nd # is 8 times the first, while the third is 3 less than the first. find the #s. 2. the sumof 3 numbers is 161. the second number is 6 times the first, and the third is 5 more than the second. find the #s. Thanks so much!

algerba!2!
(-2x2y)3 * (5xy3)2 *I don't get this on at all!!! Are there any exponents in this one? If so, repost showing the caret to indicate the exponent. oh sorry I forget to do that.LOL!Here it is now: (-2x^2y)^3 * (5xy^3)^2 Are there any exponents in this one? If so, repost showing ...

algerba
Train A & B are traveling in the same direction on parelle tracks.Train A is traveling at 60mph, and train is traveling at 80mph.Train A passes a station at 10:25 A.M.If train B passes the some station at 10:37 A.M., what tine will train B catch-up with train A?

math (algerba 1) Please help!
In basketball you score 2 points for a field goal and 1 point for a free throw. Suppose that you have scored at least 3 points in every game this season, and have a season high score of 15 points in one game. How many field goals and free throws could you have made in any one ...

algerba
What is the value of the discriminant, b2 − 4ac, for the quadratic equation 0 = −2x2 − 3x + 8, and what does it mean about the number of real solutions the equation has? What are the solutions to the quadratic equation 4(x + 2)2 = 36 Mischa wrote the ...

math Algerba 1
A maple syrup producer would like to increase production by 500 gallons per year with a goal of producing at least 20,000 gallons of syrup over the first period of production. If the fist years's production, in gallons is given by x, write expressions for each of the other ...

algerba
How to figure out the temperature of a lake using x for the feet or the Depth and for the degrees Celsius, use (3900x+1000) /(3x^2+100) with the answer of the degrees Celsius being 6.74 looking like 6.74=(3900x+1000)/(3x^2+100) i need the depth i have figure out that a=-20.22 ...

algerba
Coco has a jar containing pennies and nickles. There is $9.20 worth of coins in the jar. If she could switch the number of pennies with the number of nickles, there would be $26.80 worth of coins in the jar. How many pennies and nickles are in the jar?

algerba
simplify: 5 / sqrt (7) - sqrt(2) a) sqrt (7) - sqrt (2) b) sqrt(7) + sqrt (2) c) 5 sqrt((7) + sqrt (2))/ 9 d) 1

new brunswick college
can any body send me information about algerba . i know the principle. when you have the four signes what you do to one side you do the opposite side. want to know some historyso i might understand it better . thank you randy go to gomath information on algebra normally ...

Algerba
Pick a country of your choice that is experiencing population growth. find the most recent population count of the country you have chosen and the population growth rate of that country. Use that growth rate to approximate the population in the year 2008. Show how each of your...

Algerba II
Hi Do decimals such as 2.718 represent rational numbers or irrational numbers. Explain. Do repeating decimals such as 2.3333 . . . represent rational numbers or irrational numbers? Explain. So I look back in my textbook and find rational numbers (e.g., 4/5, -2/3, 7.31, -5, ...

English
I'm worried about my math. 1. Why don't you buy a math self- teaching book and solve math problems a lot. 2. Why don't you buy a math self-study book and solve math problems a lot. 3. Why don't you go to a math academy and study math more? 4. Why don't ask your brother to help...

Math...For All Math Tutors
I would like to know how many of the people answering math questions here are current math teachers, were math teachers at one time, are current tutors working for a tutoring company or simply love math. What's your story? I would love to hear from all math tutors. Thanks, ...

math
all i can say is math stinx dont mess with math. without math, a lot of things wouldn't exist right now...

math
What is temperature when you do math. In seventh grade math is hard and I don't understand what my teachers tell me they say that it is easy but i don't think it is i need a lot of help during math it used to be my favorite subject but now its not

math
I just do not understand how to figure this out. Find the number of subsets of the given set. {math, English, history, science, art} Would I do something like this: 1. {} 2. Math 3. English 4. history 5. science 6. art 7. Math and English 8. math and history 9. math and ...

LNU
math In a class of 50 students it was found 21 are taking English 14 are taking Math 28 are taking History 7 are taking Math and English 10 are taking Math and History 11 are taking History and English 3 are taking all three courses 1.)Make a Venn Diagram summarizing these ...

English Grammar
A: What time is your math/Math class? B: At eleven forty-five. Do we have to use 'math' or 'Math'? And is it a common noun or a proper noun?

Math
A fertilizer covers 5/8 square foot in 1/4 hour. i don't understand how to work out this math problem. By the way i'm in 6th grade but technically doing advanced math so i'm doing 7th grade math. I don't know how to do this

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