# pre algebra

Most popular questions, page 4-
## Pre Algebra

A baker can prepare 2 1/2 dozen cupcakes in 1/4 hour. what is the unit rate?

*asked by Molly on April 6, 2017* -
## pre algebra

what is the ratio 8 to 60 written as a fraction in lowest terms

*asked by Ariel on February 13, 2017* -
## pre algebra

1. Frances earns a salary of $ 3,200 per month plus a commission of 2% of his sales. He wants to earn at least $4,000 this month. Write an inequality to find the dollar amount of the sales that will meet his goal. Identify what your variable represents. d=

*asked by Takisha on October 31, 2016* -
## Pre Algebra

Look at Arnold's attempt to solve the equation for b: 3b = 12 b = 3 · 12 b = 36 Describe the mistake that Arnold made.

*asked by Britney on October 31, 2016* -
## Pre Algebra

Translate the word phrase into a variable expression: the sum of 16 and 4 times a number

*asked by Britney on October 31, 2016* -
## Pre algebra

A tree casts a shadow 30 feet long. at the same time of day, 5.5- foot-tall Person casts 5 feet long.how tall is the tree?

*asked by Anonymous on October 6, 2016* -
## Pre algebra

how to simplify -12 divided by 3•(-8+(-4) to the seccond power-6)+2

*asked by Tyanna on September 19, 2016* -
## Pre algebra

2st^2-s^2= S=4 T=8 2032?

*asked by I NEED HELP NOW PLEASE CHECK ANSWER on September 14, 2016* -
## pre algebra

Beth's savings account has $100 to start. She deposited $12 Monday, withdrew $50 Tuesday, and deposited $30 on Friday. What is her total savings now?

*asked by katy on September 14, 2016* -
## Pre algebra

On the map 5 miles corresponds to 2 inches. How many miles correspond to 7 inches?

*asked by Tisa on September 5, 2016* -
## Pre Algebra

My problem is evaluate the expression -1 11/16 - (-4 1/6)? 1) -27/16 + 25/6 = -81/48 + 200/48 = 119/48 = 2 23/48 2) -1 33/48 + 4 8/48 = 3 41/48 Have to do it two ways, why can't I get the same answer. What am I doing wrong? Thank you very much

*asked by Carolyn on January 26, 2016* -
## Pre Algebra

Use multiplying by 1 to find an expression equivalent to nine fourths 9 4 with a denominator of 3232xx.

*asked by Larry on September 3, 2015* -
## pre algebra

is 0.75 a rational numbre?

*asked by dana on August 31, 2015* -
## pre algebra

What value of y makes the following system of equations true? 3x + 6y=12 5x + 6y = 4

*asked by feeling silly on March 2, 2015* -
## Pre Algebra

I can purchase a 30-ounce bottle of juice for $1.80 or a 64 ounce bottle of juice for $3.20. How much do I save per ounc by purchasing the larger bottle? 30 divided by 1.80= .06 4 dividec by 3.20= .05 Subtraction .06 by .05 Answer = 0.1

*asked by Ariana on December 9, 2014* -
## pre algebra

skylar is having a party ordered 6 pizzas sliced into 8 pieces for 12 kids what fraction of the pizza will each kid get?

*asked by Raven on October 31, 2014* -
## pre algebra

find the solution y = 2x - 1 and y = x +3

*asked by steve on May 5, 2014* -
## pre algebra

Check whether (-4, -12) is a solution of the system of equations. y = 6x + 12 2x - y = 4 When the graphs of two equations are parallel, there are infinitely many solutions. y = x + 4 y = 3x solution: ( , )

*asked by berta on April 11, 2014* -
## pre algebra

three of every seven sales transaction are on credit cards, what percent of the transactions are not on credit cards

*asked by Anonymous on March 3, 2014* -
## Pre algebra

What is y=5x+5 the anwser and a graph? What is y= -3x+ 6 the anwser and a graph or the coordinates ? What is 3x-6y< -12 with a graph or coordinates

*asked by Name on February 20, 2014* -
## Pre Algebra

Hi, does anybody know what a quadrilateral in which opposite sides are congruent and parallel is? It's on a crossword puzzle on my math homework and is thirteen letters long and from the beginning the seventh letter is an E. Thanks so much to anyone who

*asked by Halle on February 9, 2014* -
## Pre Algebra

I have to create two dice (each on has six sides) they have to be numbered in such a way that the probability of rolling the numbers 1-12 are the same? I know this is a function but I am having trouble.

*asked by Jason on February 7, 2014* -
## pre algebra

a 28 foot flagpole cast a shadow 95 feet long. a nearby person cast a shadow 17.5 feet long. how tall is this person

*asked by ariana on December 16, 2013* -
## pre algebra

Maricel is putting fences around rectangular garden plots 1/3 yd by 1/2 yd. What is the total length of the fencing needed for 5 plots?

*asked by kristsa on October 9, 2013* -
## pre algebra

x-7/7x-9

*asked by keke on March 13, 2013* -
## Pre Algebra

How do i factor 9t^2+5t-4 using the "ac" method?

*asked by Octavia on March 7, 2013* -
## Pre Algebra

Mike spent $40 at the music store. He bought a cd for $20 and some cassettes for $4 each. How many cassettes did mike buy?

*asked by Makayla on February 14, 2013* -
## Pre Algebra

If I blink 22 times in 10 seconds, how many times would I blink in 1,000,000 seconds. Need an algebraic or? expression to show my calculation. I have an answer of 2,200,000 blinks in 1,000,000 seconds

*asked by Susan on January 22, 2013* -
## Pre Algebra

In the given right triangle, find the missing length. The triangle has 24m on the right and on the left is c and at the bottom is 10m. a. 28m b. 26m c. 25m d. 27m

*asked by Shaunta Davis on January 20, 2013* -
## pre algebra

a typist works from 10am to 6pm making $120 for the day. after typing from the end of page 8 to the end of page 50, find the number of pages per hour. find the rate of pay in dollars per page

*asked by lisa on December 28, 2012* -
## pre algebra

Actual train size 40 feet gives a model size of 3 inches which scale was used?

*asked by gloria on December 3, 2012* -
## pre algebra

what type of measurement would you use to describe the amount of water a pot can hold?

*asked by vanessa on November 28, 2012* -
## Pre Algebra

How to Change improper fractions to a mixed or whole number?

*asked by Marv on September 5, 2012* -
## Pre algebra

X cubed-3xsquared-2x+15

*asked by Inga on July 22, 2012* -
## pre algebra

7x 11 – 42 evaluate show its done please my answer I got is 35

*asked by toni on June 17, 2012* -
## pre algebra

Find the percent of decrease. original cost: $65; new cost: $57.20

*asked by amy on May 29, 2012* -
## pre algebra

A hat cost $14 after a 20% discount is applied. What was the hat's original price

*asked by amy on May 29, 2012* -
## Pre Algebra

Tickets on the ferris wheel cost .50 cents. At least how many tickets were sold? There are 36 cars on the ferris wheel that holds 60 people per car. Suppose every ticket holder rode for two turns of the wheel. At least how many turns did the wheel have to

*asked by Ann on May 15, 2012* -
## Pre algebra

1=5 2=7 3=9 4=11

*asked by Anonymous on April 26, 2012* -
## Pre Algebra

I am having a problem with slopes and intercepts problems. Write each equation in slope-intercept form. Find slope and y-inercept. 3x - y = 14

*asked by Rosalind on November 28, 2011* -
## pre algebra

how do you show your work on the problem 20u+ -6(u+5)

*asked by kim on October 19, 2011* -
## Pre Algebra

A phone company charges $27.95 monthly fee and .12/min. for local calls. Another phone company charges $12.95 a month and .32/minute for local calls. For what number of minutes of local calls is the cost of the plans the same?

*asked by Sondra on October 12, 2011* -
## pre algebra

23/50 of 50 2/3 show steps please

*asked by Daniel on July 5, 2011* -
## pre algebra

Each side of the triangle shown has the same length. If the perimeter of the triangle is 49 inches, the length of each side is 3 inches. true or false

*asked by hi on June 30, 2011* -
## Pre algebra

Simplify (3c•7)•2

*asked by Ashley on May 25, 2011* -
## Pre algebra

simplify (0+9k)+k

*asked by Ashley on May 25, 2011* -
## pre algebra

how to solve 18x - (8x - 7) + 67

*asked by Brittnie on May 9, 2011* -
## pre algebra

(8xto the 5th power-5x)(7xto the 3rd power)

*asked by faith on March 25, 2011* -
## pre algebra

how do you solve 10(-2x+1)=19(x+1)

*asked by Amber shall on February 21, 2011* -
## Pre algebra

A Car travels at 44 feet Per second. What is this speed in miles Per. Hour

*asked by Johan on January 24, 2011* -
## pre algebra

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

*asked by Amber shall on January 22, 2011* -
## pre algebra

How do you solve linear equations like -4x-5y-5 and or -5y-25=-x

*asked by alliah on January 20, 2011* -
## pre algebra

steve and ramon earned a total of 104 $ mowing lawns.if ramon earned 3 times as much as steve, how much did each boy earn ?

*asked by kattie on January 4, 2011* -
## pre algebra

simplify the c omplex fraction: 6y/11 divided by 6y/11 - 30/y

*asked by MYRIAM on November 6, 2010* -
## pre algebra

100- 3(2.3) + 5.6

*asked by Isabel on September 15, 2010* -
## pre algebra

how do you complete this problem -4x+7=11

*asked by alex on August 31, 2010* -
## pre algebra

X/7 - 4 = 2

*asked by kaileigh on August 25, 2010* -
## pre algebra

find the common ratio in the sequence 8, 12, 18, 27, ..... then write the next three terms of the squence

*asked by lavena on June 20, 2010* -
## pre algebra

what is the median of these number 74, 85, 85, 89, 90, 93

*asked by lavena on June 20, 2010* -
## pre Algebra

Sam traveled 570 miles in 8.5 hours. Find the unit rate to the nearest hundredth.

*asked by crazy horse on June 5, 2010* -
## Pre Algebra

Solve the problem. Round to the nearest unit. 161 is 48% of what?

*asked by Janet on May 29, 2010* -
## Pre Algebra

Transversals?

*asked by Emma on May 21, 2010* -
## pre algebra

the kiel family has an annual income of $46,ooo. If they buget 6% for missions, how much will they give to missionaries each year?

*asked by trevor on May 19, 2010* -
## pre algebra

A customer wants to make a teepee in his backyard for his children he plans to use lengths of PVC plumbing pipe for the supports on the teepee and he wants the teepee to be 12 feet across and 8 feet tall how long should the pieces of PVC plumbing pipe be

*asked by Terry on April 24, 2010* -
## pre algebra

what is the formula for a triangular pyramid??

*asked by Anonymous on April 22, 2010* -
## pre algebra

-6r-5=7-12r I can up with r=-3. Is this correct?

*asked by Wendy on March 18, 2010* -
## Pre Algebra

9+5k=45+2k I don't even know where to begin with this. Can someone give me some direction please.

*asked by Wendy on March 18, 2010* -
## Pre Algebra

A consultant traveled 9 hrs to a meeting. The return trip took only 8 hrs because the speed was 10 miles per hr faster. What was the consultants speed each way?

*asked by Susie on March 13, 2010* -
## pre algebra

last question, the number of students rose from 6300 in 2004 to 8505 in 2005 what is the % increase?

*asked by me again on March 11, 2010* -
## Pre Algebra

Which product equals 3t-12? a. 4(t-3) b. (4-t)3 c. 3(t-4) d. (3-t)4

*asked by Abigail on February 13, 2010* -
## pre algebra

60 -(6/1 +40/8)

*asked by aurora on January 24, 2010* -
## pre algebra

the digits 0,1,2,3,4,5,6,7,8,9 are repeated in such a way thatwhen the digits repeat the greatest digit is removed the pattern is repeated indefinitely what is the 1111st digit in this pattern?

*asked by kim on January 19, 2010* -
## pre algebra

23/144 + 13/144 =

*asked by konstantin on December 15, 2009* -
## pre algebra

9r-5(r+6)=8r-2

*asked by sweetangle on July 14, 2009* -
## pre algebra

simplify: I don't understand on how to answer this and simplify it. (dt4)(3d-6) Can someone please write out the steps on how to solve it.

*asked by Kim on June 9, 2009* -
## Pre Algebra

5x-y=6 what is the equation in slope intercept form?

*asked by Tanisha on April 29, 2009* -
## Pre Algebra

(h4) 4 (-6x7) (-9x12) the answer is -63x 19

*asked by Erin on April 2, 2009* -
## pre algebra

5-2

*asked by brandon on February 10, 2009* -
## pre algebra

the number of months in y years

*asked by Leah on August 18, 2008* -
## Pre Algebra

Would 2x(4x+3) be equal to 8x^2+6x ?

*asked by Lily on June 11, 2008* -
## pre algebra

How do you multiply binomials?

*asked by Lily on June 10, 2008* -
## Pre Algebra

What is the comment ratio for this?: 5, 1, 1/5, 1/25?

*asked by Lily on June 5, 2008* -
## Pre Algebra

I don't understand "Using Graphs to Persuade". Does anyone know of somewhere where they explain how to do it, or someone on here to explain? Thanks!

*asked by Lily on May 20, 2008* -
## pre algebra

Is this how I would multiply? like if you have a whole number 3and 1/2yd multiplied by 4yd. Would I first multiply the 4x3 = 12 and 1/2? or no?

*asked by Lily on March 21, 2008* -
## pre algebra

Hi Scott, in the square root of 108 2 * 54 = 2 * 2 * 27 = 2 * 2 * 3 * 9 I don't get this last part √108 = 2 * 3 * √3 = 6√3 why wouldn't it be 2 * 54 = 2 * 2 * 27 = 2 * 2 * 3 * 9 =12√3..................since 2*2*3 =12 thanks!

*asked by Brent on August 28, 2018* -
## Pre algebra

Which expression can be written as 9•(12+7)? A) 9+(12+7) B)(9+12)•(9+7) C)9•12+7 D)(9•12)+(9•7)

*asked by Kiki on August 24, 2018* -
## Pre algebra

1. Find the degree of -5w^3 - 4w^2 + 7w + 16. -5 16***** 14 3

*asked by Tony:) on June 19, 2018* -
## Pre algebra

Can someone show me the steps to work this problem? X/4+1=-5

*asked by Christy on December 1, 2017* -
## Pre Algebra

Simplify: 1: (-12xy2z)(3xy) 2: -12xy2z divided by 3xy 3: 2x(2x - 5) 4: -2x(2x-5) Please help!

*asked by Rose on November 7, 2017* -
## pre algebra

what is the domain of the function below? f(x)= -x^2 + 11 thank you choices are: 1. (- infinity, 11) 2. (-infinity, infinity) 3.(-11, 11) 4. (11, infinity)

*asked by mark on October 25, 2017* -
## Pre Algebra

1: Expand 4 (x + 2y + 3) 2: Factor 6x + 3y Please help!!! :)

*asked by Rose on October 23, 2017* -
## pre algebra

Jonathon is starting a new job where he will earn $100 per week plus 15% commission on all sales. Write an equation and solve it to show what his sales were for a week if he earned $380.00? Round your answer to the nearest integer. Thank you! I think you

*asked by mark on October 5, 2017* -
## pre algebra

find a variable and writing and equation and solve. the hoe team scored 80 points and won by 19. How many points did the opposing team make?

*asked by mikey on September 25, 2017* -
## pre Algebra

find the sum of 4, eight times a number and nine times the same number. simplify the expression

*asked by maria on September 24, 2017* -
## pre algebra

a(n-3)+8=b solve for n an-3a +8=b (subtracted an from left side) I get: 3a+8 = b-an =3a +8 = b-a(n) =3a+8/b-a = n but i think this is wrong...help...thank you

*asked by mark on September 18, 2017* -
## Pre algebra

5b+15=30 15+15=30 or b-30=15

*asked by Dominic on October 5, 2016* -
## Pre algebra

Find the constant of variation if y varies directly as x, and y=17 when x=34

*asked by Tisa on September 5, 2016* -
## Pre algebra

Find the constant of variation when y varies inversely as x, and y=8 when x=5

*asked by Tisa on September 5, 2016* -
## Pre algebra

Write each of the following expressions without using absolute value. |x−y|, if x

*asked by cali on August 10, 2016* -
## Pre algebra

* There are 1,000 of an endangered species of bird left. If the population drops by 50% each year, how many years until there are only 1% of the current total left? ( round to a whole number)

*asked by cali on August 4, 2016*