# pre algebra

Most popular questions, page 4
1. ## 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
2. ## pre algebra

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

asked by Ariel on February 13, 2017
3. ## 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
4. ## 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
5. ## 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
6. ## 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
7. ## Pre algebra

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

asked by Tyanna on September 19, 2016
8. ## Pre algebra

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

9. ## 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
10. ## 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
11. ## 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
12. ## 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
13. ## pre algebra

is 0.75 a rational numbre?

asked by dana on August 31, 2015
14. ## 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
15. ## 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
16. ## 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
17. ## pre algebra

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

asked by steve on May 5, 2014
18. ## 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
19. ## 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
20. ## 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
21. ## 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
22. ## 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
23. ## 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
24. ## 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
25. ## pre algebra

x-7/7x-9

asked by keke on March 13, 2013
26. ## Pre Algebra

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

asked by Octavia on March 7, 2013
27. ## 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
28. ## 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
29. ## 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
30. ## 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
31. ## 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
32. ## 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
33. ## Pre Algebra

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

asked by Marv on September 5, 2012
34. ## Pre algebra

X cubed-3xsquared-2x+15

asked by Inga on July 22, 2012
35. ## pre algebra

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

asked by toni on June 17, 2012
36. ## pre algebra

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

asked by amy on May 29, 2012
37. ## 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
38. ## 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
39. ## Pre algebra

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

asked by Anonymous on April 26, 2012
40. ## 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
41. ## pre algebra

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

asked by kim on October 19, 2011
42. ## 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
43. ## pre algebra

23/50 of 50 2/3 show steps please

asked by Daniel on July 5, 2011
44. ## 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
45. ## Pre algebra

Simplify (3c•7)•2

asked by Ashley on May 25, 2011
46. ## Pre algebra

simplify (0+9k)+k

asked by Ashley on May 25, 2011
47. ## pre algebra

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

asked by Brittnie on May 9, 2011
48. ## pre algebra

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

asked by faith on March 25, 2011
49. ## pre algebra

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

asked by Amber shall on February 21, 2011
50. ## 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
51. ## pre algebra

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

asked by Amber shall on January 22, 2011
52. ## pre algebra

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

asked by alliah on January 20, 2011
53. ## 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
54. ## pre algebra

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

asked by MYRIAM on November 6, 2010
55. ## pre algebra

100- 3(2.3) + 5.6

asked by Isabel on September 15, 2010
56. ## pre algebra

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

asked by alex on August 31, 2010
57. ## pre algebra

X/7 - 4 = 2

asked by kaileigh on August 25, 2010
58. ## 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
59. ## pre algebra

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

asked by lavena on June 20, 2010
60. ## 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
61. ## Pre Algebra

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

asked by Janet on May 29, 2010
62. ## Pre Algebra

Transversals?

asked by Emma on May 21, 2010
63. ## 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
64. ## 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
65. ## pre algebra

what is the formula for a triangular pyramid??

asked by Anonymous on April 22, 2010
66. ## pre algebra

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

asked by Wendy on March 18, 2010
67. ## 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
68. ## 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
69. ## 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
70. ## 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
71. ## pre algebra

60 -(6/1 +40/8)

asked by aurora on January 24, 2010
72. ## 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
73. ## pre algebra

23/144 + 13/144 =

asked by konstantin on December 15, 2009
74. ## pre algebra

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

asked by sweetangle on July 14, 2009
75. ## 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
76. ## Pre Algebra

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

asked by Tanisha on April 29, 2009
77. ## Pre Algebra

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

asked by Erin on April 2, 2009
78. ## pre algebra

5-2

asked by brandon on February 10, 2009
79. ## pre algebra

the number of months in y years

asked by Leah on August 18, 2008
80. ## Pre Algebra

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

asked by Lily on June 11, 2008
81. ## pre algebra

How do you multiply binomials?

asked by Lily on June 10, 2008
82. ## Pre Algebra

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

asked by Lily on June 5, 2008
83. ## 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
84. ## 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
85. ## 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
86. ## 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
87. ## Pre algebra

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

asked by Tony:) on June 19, 2018
88. ## Pre algebra

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

asked by Christy on December 1, 2017
89. ## Pre Algebra

asked by Rose on November 7, 2017
90. ## 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
91. ## Pre Algebra

asked by Rose on October 23, 2017
92. ## 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
93. ## 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
94. ## 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
95. ## 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
96. ## Pre algebra

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

asked by Dominic on October 5, 2016
97. ## 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
98. ## 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
99. ## Pre algebra

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

asked by cali on August 10, 2016
100. ## 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