# Algebra, help + check please

103,243 results, page 6

### Algebra

I need to find the volume of a cylinder. Use 3.14 for pi...I think the answer is 24,501.42 m^2...the picture shown is a cylinder with a diameter of 34m and a heigth of 27m I know how to work these problems out and I got 24,501.42m^2 but the computer is giving me an answer of ...

### algebra inequalities

can you check these tell if the number after the: color is a solution x < 7; 7 i say yes p > -3;3 i say yes k is greater than or equal to 5; 0 i say no 3z is less than or equal to 12;4 i say yes n - 5 > 3; 6 i say no 2g + 8 is geater than or equal to 3;-1 i say yes ...

### algebra

Megan factored the expression3x^2-23x+14 as (x-2)(3x-7) . But when Jacob applied the FOIL principle and multiplied out (x-2)(3x-7) , he got 3x^2-13x+14 ; thus, Megan’s solution does not appear to check. Why is that? Please help Megan to understand this better. Explain your ...

### Algebra 1

solve for x and check you result -4(2x-3)=-8+5

### algebra

Can you check these problems? 3x+13=96 x=6 -8-7x=-120 x=8

### college algebra

3/t-3=5/t+4 3(t+4)(t-3)(5) check this problem

### algebra check

add or subtract, -8-3 -8-3= -8+(-3) 3+8= -11

### algebra

Solve algebraically and check x^2 + 4y^2 = 4 x = 2y - 2

### algebra

solve the equation and check -(9x-4)-(2x-6)+7=-8(x-9)-(6x+2)+4

### beginning algebra-check my answer

[(x^2-1)/(x-3)] / [(x^2-x-2)/(3x-9)] I get (3x-3/x-2)

### algebra

can you check if im right? -7 + 9 i got 2 -23 - 12 -23 + -12 = -35 8 - (-5) 8 + 5 = 13 -12 + 7 = -4 5 - 14 5 + (-14) = -9 12 + (-8) = 4 8 - 13 8 + (-13) = -5 -5 - 16 -5 + -16 = -21 13 - 17 13 + -17 = -4 -26 + (-14) = -40 -26 + 13 = -13 |-2| + 5 2 + 5 = 7 |-32| + |5| - 25 32 + ...

### algebra compare <>=

can you check if im right? -7 = 7 |-3|= |3| |-9| > -4 8 > -15

### algebra

can you check if right? 3 [(18-3) + 4 (5 +7)] i got 93

### Algebra

Divide and check: (3x^2-2x-13)divided by (x-2)

### Algebra. .

Can you check 2/3 k = 60 I got:: 3 2 k = 60 * 3 = 90 ________________ 2 3 1 2 = 2 K = 90/2 K = 45

### algebra

where should l go and check my answers

### Algebra (Check My Work)

(7a)^-2 1/(7a^2) 1/49a^2

### Algebra 1

Solve. Check your answer. 1. ((3x-7)/(x-5)) + ((x)/(2)) = ((8)/(x-5)) A: ?

### Algebra 1

Solve. Check your answer. 1. ((d + 2)/(d + 8)) = ((-6)/(d + 8)) A: ?

### Algebra Answer Check

(7x^3 + 2x - 1) + (8x^2 - 6 + 2x - x^3) Ans: 6x^3 + 8x^2 + 4x - 7

### Pre-Calc-Please check my answer-I think I have it

Could someone please check these-I had tried one last night but it was really wrong so I'm been working-hopefully these are correct. What are the roots of the equation and answers have to be simplified 2x^2 + 5x-10 =0 2x^2 + 5x-10+10=0+10 2x^2 + 5x = 10 2x^2 + 5x/2 = 10/2 2x^2...

### Pre-Calc-Please check my answer-I think I have it

Could someone please check these-I had tried one last night but it was really wrong so I'm been working-hopefully these are correct. What are the roots of the equation and answers have to be simplified 2x^2 + 5x-10 =0 2x^2 + 5x-10+10=0+10 2x^2 + 5x = 10 2x^2 + 5x/2 = 10/2 2x^2...

### Math please check answer

Please check my answer thanks :) Find the equation of 9 (2x-18)=36 9(2x)-9 (18) =36 18-162 =36 18-162 =36 18x162 =36 +162 +162 ------------------------- 18x =198 18x 198 ----------- 18 =18 x =11

### Math please check answer

Please check my answer thanks :) Find the equation of 9 (2x-18)=36 9(2x)-9 (18) =36 18-162 =36 18-162 =36 18x162 =36 +162 +162 ------------------------- 18x =198 18x 198 ----------- 18 =18 x =11

### history/times zones

please check these 1. (a) If it is 12:00 noon, Greenwich time, what time is it in Moscow? 3:00 pm In Denver? 5:00 am 2. (a) If it is 1:00 am in the time zone where you live (atlanta, georgia), what time is it in karachi, pakistan? 11 pm In Guangzhou, China? 4 pm 2 (b) If it is...

### MATH: Check my answers | HELP ASAP!!

A parking lot space is in the sape of a retangle. if the space has a length of 23 ft and a width of 12 ft, what is the area of the parking lot? A.128 ft B.266 ft C.276 ft######### D.138 ft Check my answer please! I think I'm right.

### Algebra

Can somebody please help me with solving this and show steps if they can. Solve the equation. Check for extraneous solutions. 9|9-8X|=2X+3 For my answer I got X=-1 I divided by 9 on both sides I got 8X=2X-6 Then I divided by 6 on both sides and got X=-1

### Please check my math questions.

I only need y'all to check my responses. Thanks in advance! Is (0,3) a solution to the equation y=x+3 Yes**My choice No Is (1,-4) a solution to the equation y=-2x Yes No**My choice

### Math please check answer

please check my answer thanks Equation 9(2x-18) = 36 18 -162 = 36 18 x 162 =36 + 162 + 162 18 x = 198 18x 198 18 =18

### Algebra 2 check my answer please?

The population of a bacteria in a Petri dish doubles every 16 hours. The population of the bacteria is initially 500 organisms. How long will it take for the population of the bacteria to reach 800? Round your answer to the nearest tenth of an hour. 8.7 h 10.8 h 11.1 h 12.6 h...

### Trig(Check the answer)

A Flagpole casts a 60 foot long shadow on the ground. The angle from the tip of the flagpole to the end of the flagpole's shadow measures 35 degrees. How tall is the flagpole? can i use cos(55degrees) = 60/h which gives me 104.61. Please check. Thanks!

### Algebra

Could you please check my answers and help me with one? Find the domain of the function. f(x)=-8x-2 -I got the domain being (negative infinity, postive infinity). g(x)= 3x/x^2 -49 (This one I don't understand how to find the domain)

### Calculus

Find the area of the indicated region. We suggest you graph the curves to check whether one is above the other or whether they cross, and that you use technology to check your answer. Between y = x^2 − 4x + 1 and y = −x^2 + 4x − 5 for x in [0, 3] Please don't...

### Math - Check my answer?

Check my answer please: -6q + 5.8 = 23.8 - 5.8 - 5.8 -6q/-6 = 18/-6 q = -3

### essay please check

ok can you check what i have on my essay

### business

You have been retained to analyze how many check-in agents should be used at a check-in counter for a large hotel. During normal business hours, customers arrive at a rate of about 24 per hour, and it takes about 7 minutes to complete the check-in process. Both the poisson ...

### Algebra 1

Can you check this one for me. Evalute the polynomial for x=1. 2x^2-2x+4 When x=-1, 2x^2-2x+4=8

### algebra

Factor - check by multiplying Is this right? x^2-6x = x^2(x-6)???

### algebra

Factor: check by multiplying x^2-6x Is this correct? x^2(x-5)

### Algebra

synthetic division find f(-2) f(x)=2x^4+4x^3+2x^2+3x+8 -2 2 4 2 3 8 -4 0 -4 2 2 0 2 -1 10 f(2)=10 check f(x)=2(-2)^4+4(-2)^3+2(-2)^2+3(-2)+8 f(x)=10

### Algebra

Factor. v^2+12v+36 my answer was (v+6)^2 Can you check this for me.

### Algebra - check to see if correct

(a+7)/(a-4)+(9-5a)/(a-4) i got 6+40/a-4

### algebra

explain how to check a solution of an equation.

### Algebra 2

How can you check if 3+i is a zero of the equation x^4-6x^3+6x^2+24x-40?

### Algebra

Can someone check my answers? 1. 3/c - 4/3c = 5/3c 2. -3t/t-4 - 2t+4/4-t = -2t-4/t-4 3. z/3z^2 + 4/7z = 19/21z 4. 5x/2x-6 + x+2/3-x = 4x-2/2x-6 or 2(2x-1)/2(x-3)

### Algebra

Solve the equation and check your answer (q+9)/5 + (q-2)/2 = 11/5

### Algebra pls check

Is this right ? -2(w-30) =-6w -2w -60 = -6 w +2w =+2w -60 = -4w _____________ -4 = -4 15 = w

### ALGebra

Can you check 2x + 3 (x-2) -3 (x-6) I got 2x+3x-6 -3x+18 2x+3x-3x= 2x -6+18 =12 Final answer : 2x+ 12

### Algebra 1 Answer Check

Factor each trinomial. 1. -2x^2 + 5x + 12 A: -1(2x + 3)(x - 4) 2. 4a^2 + 8a - 5 A: (2a -1)(2a + 5) 3. -4x^2 - 8x + 5 A: -1(2x - 1)(2x + 5) 4. -5x^2 + 7x + 6 A: -1(5x + 3)(x - 2)

### Algebra 1 Answer Check

Factor this trinomial. 9x^2 - x + 2 A: (3x + 2)(x - 1)

### Algebra 2 Answer Check

Solve. 2x + 4(x + 1) = 6(x + 2/3) A: No solution.

### Algebra: Answer Check

1. (4i) + (2 + 8i) = 2 + 12i 2. 6i + 4i = 10i

### algebra

can you solve this? I need to check my work. 2(x-1)^2=50

### Maths Algebra

Solve and check the result.3(5x-7)-2(9x-11)=4(8x-13)-17

### letter

How can I write a feel better letter to Miley Cyrus? please help and give me so examples please help HOPE YOU FEEL BETTER [DateDear Miley cyrus I was quite upset to hear that you are feeling ill. However, I am every certain about you and i hope you will feel better in no time...

### math

how would I check this on my own? I know you put numbers in the place of the letters but when I do that I come up with my moms answer. this is what i have when I check my work. p=-2 q=3 6*(-2)*3 =-36 but 3(-2)(-2*3)=36 could you tell me what i'm doing wrong when I check them ...

### socials

what would I say on it like what would the comic thing be? and what would charles be saying, something like please forgive me please help please check the my earlier reposts

### Algebra 2

Absolute Value Equations Will someone please check to see if I am doing this correct? 1.|7x+2|=10 x= (8/7) or (-12/7) 2.|3x-5|=-1 I got "no solution" because "d" cannot be negative. 3.|x^2-2x-16|=8 x= 6,-4 or x=4,-2 4.|3x-2|=7 x= 3 or (-5/3) 5.|x^2+2x+1|=-4 I got "no solution...

### 8th Grade Algebra-Radicals:Answer Check

Write each expression in simplest form. ( means square root 4. 3(11 + 4(11 Answer: 8(11 7. 7(2 - 2(8 Answer: 1(2 ?? 8. (48 + (75 Answer: 9(3 9.(3(10) Answer: 19 + 6ã10 10. (27/64 (Fractions) Answer: 3(3/8 ?? 11. 10(20 - 3(80 Answer: 10(5 12. (6/49 (Fractions) ...

### algebra

Megan factored the expression 72x^2-43x+6 as (9x-3)(8x-2). But when Jacob applied the FOIL principle and multiplied out (9x-3)(8x-2), he got72x^2-42x+6; thus, Megan’s solution does not appear to check. Why is that? Please help Megan to understand this better. Explain your ...

### Algebra

Megan factored the expression 72x^2-43x+6 as (9x-3)(8x-2). But when Jacob applied the FOIL principle and multiplied out (9x-3)(8x-2), he got72x^2-42x+6; thus, Megan’s solution does not appear to check. Why is that? Please help Megan to understand this better. Explain your ...

### Intermediate Algebra

Andrews factored expressions -6x63+9x^2-3x as -3x(2x^2-3x-1). But when Melissa applied the distrubutive law and multiplied out -3x(2x62-3x-1) she got -6x^3+9x^2+3x;thus Andrews solution does not appear to check. Why is that? Please help Andrews to understand this better, ...

### Earth Science - Please Check My Answer

Please help me with the following question: Please select the word from the list that best fits the definition Creates clouds, snow, sleet, rain and hail A. Radiation B. Conduction C. Convection D. Water Cycle I think the answer is mostly B, but I think it could be D as well. ...

### Algebra

Hello, can someone check my answers to the following Algebra questions 1. (2y)(-2)= My answer - 2 * -2 = 0 Translate 2 and 3 into an euation 2. Four less than the quotient of x divided by 2 is 8. My answer - (x * 2) -4 = 8 3. The sum of two consecutive integers is 35. My ...

### 8th Grade Algebra-Answer Check

Write each decimal as a fraction in lowest terms. 1. 0.111... Answer: 1/9 2. 0.02 Answer: 1/50 3. 0.7272... Answer: 8/11 4. 0.012012... Answer: 4/333 ?? 5. 0.66666.... Answer: 2/3 6. 0.396 (reapeating sign over all numbers) Answer: 44/111 ??? If I got any of these wrong, can ...

### calc check: euler's method

Given the differential equation: dy/dx = y(1+x), y(0)=1, Use Euler's method with step size .1 to approximate y(.3). y' = y(1+x), y'(0) = 1(1+0)=1 ->the solution has slope 1 at the point (0,1); x0=0, y0=1, h=0.1, F(x,y)=y(1+x) y1=y0+h*F(x0,y0) y1=1 + 0.1(1(1+0)) y1=1.01 y2=1...

### algebra homework

please check my answers. Solve the logarithmic equation. Be sure to reject any value that is not in the domain of the original logarithmic expressions. Give the exact answer. ln sqrt x+6 = 9 i got {e^9-6} log (x + 4) = log (5x - 5) i got: 9/4 log (x + 30) - log 2 = log (3x + 2...

### Algebra 2

Can someone please check my answers? Find the probability of drawing the given cards from a standard dick of 52 cards (a) with replacement and (b) without replacement. 1.A red card, then a black card a. 1/4 b. 13/51 2.A ten, then the ace of hearts a. 1/676 b. 1/663 3.A face ...

### English

1. She like to be idle and watch TV all day long. 2. She like to be lazy and watch TV all day long. 3. I need to examine your teeth, so open your mouth wide, please. 4. I need to check your teeth, so open your mouth widely, please. ================= Which expressions are ...

### Algebra PLEASE HELP

8. Which of the following expressions is equivalent to (-7)^5 -7 * -7 * -7 * -7 * -7 -7 * 5 (-7) * 7 * (-7) * 7 * -7 5 * 5 * 5 * 5 * 5 * 5 * 5 PLEASE HELP ONE OF THESE ARE SUPPOSED TO BE EQUAL TO (-7)^5 = -16807 BUT A AND C ARE :(( I'M SO CONFUSED PLEASE HELP :(

### algebra

Help Fast PLEASE!! check for corrections on my problems 1.Rewrte the following in simplified radical form, Assume all variables represents positive real numbers: square root 48y^10= 4y^5 square root 3 2.Rationalize the denomintor and simplify: square root33/square root 21= ...

### physics

A 10.0-kg cylinder rolls without slipping on a rough surface. At the instant its center of amss has a speed of 10m/s, determine (a) the translational kinetic of its center of mass (b) the rotational kinetic energy about its center of mass and (c) its total kinetic energy. can ...

### Math-check my work please??

Write an equation, in point-slope form, for the line that is perpendicular to y – 10 = 3/2 (x – 4) and that passes through the point (4, 2). My Answer: Formula for point-slope form; y – y = m(x – x) Insert y and x value; y – 2 = m(x – 4) If the slope for the ...

### Algebra Help! Please

Ok so I did what you told me reiny but I cant figure out number three which is here 10x - 2 - 6x = 3x - 2 + x Please show how You did it please?

### Algebra/Trig Check Answers please

Can you please check these answers thanks 1. A ladder 14 feet long is leaning against a house. The foot of the ladder is 4.8 feet from the house. Find the angle of elevation of the ladder and the height it reaches on the house. Answer: 13.2=height 18.9 =angle of elevation 2. ...

### Algebra

- ok... we keep getting this one wrong: Solve the following equation for x. Write your answer as a fraction in simplest form. -6(x-5)=-2x-8-6(3x-5) What is it you don't understand about this? Clear the parentheses, combine terms, solve for x. Ive been doing that but i keep ...

### Algebra/Trig Check Answers please

Please check these answers thanks. 1. The shadow of a vertical pole is 24.8 feet long when the angle of elevation of the sun is 42degrees 0.0'. Find the height of the pole. Answer: 22.3=height 2. From a point on a lighthouse 108 feet above water, the angle of depression of a ...

### chem--please help me check my answer!!

write an ionic and net ionic equation for the following reaction between Fe3+ and NH4OH. Please check my answer!! Thank you. My answer is: ionic: Fe3+(aq) + NH4OH--> Fe(OH)3 + NH4+ net ionic: Fe3+ +OH- -->Fe(OH)3

### ALGEBRA HELP

write the simplified expression 4x^2-2+8-3(4x^2-2)+(-x^2+3x-2) PLEASE PLEASE PLEASE include all the steps if you can

### ALGEBRA HELP

write the simplified expression 4x^2-2+8-3(4x^2-2)+(-x^2+3x-2) PLEASE PLEASE PLEASE include all the steps if you can

### math/algebra

can someone check my work? x^2 = 22 xãx-22 if x^2 is 22, then x is +- sqrt 22

### pre algebra 2

how do you make a guess and check table?

### algebra

is this right? Divide and check: 12x^3y^2/2x^5y^2 answer: 6x^-2

### Algebra II (check)

Assume that no denominator equals 0. (2x-3)^2 = 2x * 2x -3 * -3 = 4x-9(answer)

### Algebra II (check)

Assume that no denominator equals 0. 2+i/1-3i = 2+i/1-3i = (2+i/1-3i) * (1+3i/1+3i) = (2+3i^2)/(1-9i^2) = (2/1) - (1/3i) = 2-1/3i(answer)

### Math Algebra check

Solve: 3x^2-11=0 Is the answer" +- sqrt11/3?

### Algebra

Factor (m + 4) (a – 5) + (m + 4) (a + 3) I am pretty sure its this but want to double check! Thanks! (m + 4) (a^2 – 2)

### pre algebra

solve and check the following equation: 6(g-6)=5g-2-g

### intermediate algebra

3/10=5/x 3x=15 x=5 could some check this for me rational expression

### algebra

Mutilpy rational expression 3/a^2+a*2a+2/6=3/a(a+1)*2(a+1)=1a could someone check this for me.

### pre algebra

How do tou check and solve the equation -5w+2w+6w=-4+9?

### algebra

Solve the following, then check your answer by graphing. x^2+4y^2=25 y^2-x=1

### algebra

factor by grouping if possible and check 5x^3+4x^2-10x-8

### MAth(algebra)

7/2x - 5/x = 5 solve the equation check your answer

### pre algebra homework check

Solve the equation. x ^2 + 15 = 51 x=±6???

### pre algebra check

Find the product and simplify. m^2(3m^2) =3m^4????

### algebra

Solve the equation. Check your solution. 164=x-59

### Algebra 1

solve each system by substitution. check your answers 4y +3 = 3y +x and 2x +4y =18

### Pi

How do u describe how to check an algebra question??? I need help ASAP