# prealgebra

152 results

### algebra

can you put things on your website to make me prepaird for 5th grade http://www.math.com/homeworkhelp/PreAlgebra.html

3x + y = 7 for y

2=n-(2n+3)

(y-12)(y+6)

4 y h -5

### prealgebra

what is 0.3m+2.4=0.1m+4

### prealgebra

what is 0.3m+2.4=0.1m+4

-N/16 - N/16

### Prealgebra

How do you do these probelms? 1. 7p+11=-31 2. 12-7y=-2 3. 2z-4-z=4 4. 10-5h+2=32 5. 7k-8k=1 6. 10-d=19 7. 9x+5-4x=-20 8. 3-4t+11=2 9. 5b+6-6b+2=19

### Prealgebra

92% of 30 is what number

### prealgebra

5m 7 __ -___ 8 20

### prealgebra

3/5y+8 ------ 3/5y-8 simplify

### prealgebra

3/5y+8 ------ 3/5y-8 simplify

### prealgebra

how do you solve y=-2x-5 y=-2x-8

### preAlgebra

How do you do the problem -4-9

### prealgebra

if 9% = 22 what is 100%?

### Prealgebra

2/3(7x+6/7)=-160/63

### Prealgebra

Solve by substitution: x+y=9 y=2x

### Prealgebra

What is the slope of the line, 3y=3x+21?

### prealgebra

find the value of n for which 4(n-4)+13=7n+3?

0.85km/s=m/min

### PreAlgebra

Leg of 7 km and hypotenuse of 22 km

### prealgebra

56mcubed-42mcubed+70m

### prealgebra

what is the prime factorization of ? 396

### prealgebra

-13s cubed(5s squared-4s+6)

### Prealgebra

6x-10=56 combine like terms:

### PreAlgebra

If x=yz, which of the following must be equal to xy? a. yz b. yz^2 c. y^2z d. z^2\y

### prealgebra

In solving this equation (x+3)(x-3)=-8 is the answer x+3=-8=>x=-11 if not why?

### PREALGEBRA

MATH QUESTION SOLVE 2 1/3 - 1 1/2

### prealgebra

what is the answer to 9*1000 + 1890

### prealgebra

Evaluate showing work (23 - 3) ÷ (-5)

### math/prealgebra

5 is 20% of what number? I am so lost

### prealgebra

2 1/5 % of 70 Round to the nearest hundredth

### prealgebra

simplify 6^P2 A. 30 B. 15 C. 12 D. 720 Is the answer A?

### Prealgebra

Please explain this problem: 150% of 54

### Prealgebra

Please explain this problem: 25% of 162

### prealgebra

In the equation A=ur^2, if r is doubled, by what number is A multiplied and why? a. 2 b. 1\2 c. 4 d. 1\4

### prealgebra

How do you solve this??? foodbill:\$18 salestax:%5 Tip:%20

### PreAlgebra

Math estimate quotient 6 1/3 divided by 3 1/7

### prealgebra

translate; the quotient of 41 and the product of a number and 35

### prealgebra

I need help understanding this problem. Can someone help me????

Solve the equation- 5h-9=-16+6h

### Prealgebra

Please explain this problem: 175% of 200

### Prealgebra

Please explain this problem: one fifth of 40

### PreAlgebra

Write the decimal as an equivalent percent. 0.282

### Prealgebra

What is this class like? How much hmk do i get? Should i take it?

### prealgebra or algebra1

The line parallel to 4 x + y = 3 and passing through (3 ; 2) has equation

### prealgebra

between which w consecutive numbers would you find the square root of 82

### PreAlgebra

Volume of a cube with side length of 26.4 meters I need this by 11/21/12 ASAP

### prealgebra

You deposit \$2500 at 4% interest. How long will it take to earn \$3000?

### PreAlgebra

Convert to decimal notation. 5.585 • 10^6= 55,850,000 I need to know if this is correct? If not how do you do this? Thanks

### prealgebra

everything in store is 40% off. I paid 10 dollars for item. How much original price ?

### PreAlgebra

Jake spent 3/8 of his money on a book and 1/2 of what was left on a magazine. Now he has \$6.25. How much did he start with?

### prealgebra

What is the probability of spinning a number greater than 5 on a spinner numbered 1 to 8 and tossing a tail on a coin?

Complete to show how the given expression can be written as the product of two factors. -3m-3n=-3

### prealgebra

find the slope of a road that rises 5 feet vertically for every 45-foot horizontal increase.

### Prealgebra

A Triangular piece of land has sides 20m, 25, and 20.5. Find the perimeter of the triangle. 20.25.20.5 = 65.5. P65.5 Is this right. Thank you!

### prealgebra

how do I write the first five recursively defined sequence of this problem a(n)=-2?please help and explain with steps

### PreAlgebra

Convert to decimal notation. 3.73 • 10^-4= -37300 Im not good with intergers. I just needed to know if this was correct. If not can someone explain it to me.

### prealgebra

please help me to find the first five terms of the recursively defined sequence of this problem with steps, a1=3;an=6an-1.

### prealgebra

you play a CD using the random setting. Are the selections of the first two songs that are played independent or dependent event?

### prealgebra

you play a CD using the shuffle settings are the selections of the first two songs are played independent or dependent events???

### prealgebra

Check whether (-1, 5) is a solution of the system of equations. y = -2x + 3 y = x - 4 I said no because one comes up a positive 5 and the other a negative five. Am I correct

### prealgebra

For his experiment, Ryan is going to spin a spinner and roll a six-sided number cube. What is the probability of spinning "RED" and rolling a "2"?

### prealgebra

it takes 45 min. to plant 12 plants how long does it take to plant 5

### PreAlgebra

Write an equivalent expression using negative exponents. 1/3^9 will i write this as 3^-9. please explain this to me.

### prealgebra

how do you solve this problem and can you help me please: wholesale price: \$13 and markup percent: 110% can u help please

### prealgebra

Find the new amount. #6) Decrease 8 by 75%. #7) Decrease 135 by 22%. I don't know how to solve and show work

### math

i need help figuring out tis prealgebra problem?? In 4 7 8 13 15 27 Out 16 28 32 52 60 108 107 2/3

### prealgebra

reduce to lowest terms. 72r cubed s to fourth - _____________________ 132r cubed s to the tenth

### Prealgebra

One-half of the sum of a number and 4 is less than 14. What is the number?

### PreAlgebra

if y=3x+7 how do you finish the t-table for linear equation? X y -3 blank blank 4

### Prealgebra

In what quadrant does the point stops? Write the coordinates of point B

### prealgebra

the height of a tringle is 3 ft longer then the base. the area of the trianlge is 35 sqft. find the hight and base of the triangel.

### prealgebra

Find the New amount. #4.) Increase 35 by 40% #5) Increase 125 by 8% I don't know how to solve this and show work. Please help me kind person

### prealgebra

you play a CD that has 11 songs using the random setting find the probability that the CD player plays songs 3 first and then song 5.

### prealgebra

you play a CD with 11 songs using the shuffle settings. find the probability that the CD player plays song 3 first then song 5.

### PreAlgebra

A square playground has an area of 1500 ft.² Find the length of one side of the playground to the nearest 10th of a foot

### prealgebra

please help to specify what the variable stand for, write a equation and solve for this word problem. if ben buys 24 items at \$3 each, how much change will he receive from a \$100 bill?

### prealgebra

find the total amount in the compound interest amount. \$6350 is compounded semiannually at a rate of 18% for 16 yrs. (round to the nearest hundredth as needed)

I have prealgebra with order of operations with a line dividor with a fraction line/divider. It says: 94-6 ____ 66(divided by) 6

### Prealgebra

Two-ni that less than the product of 1 2/5 and b is 1 less than 2 1/2 of b

### Prealgebra

Two times a number less 4 is greater than the same number plus 6. For what number or numbers is this true?

What single discount is equivalent to two successive discounts of 15% and 7%? x= 100 [1-(.85)(.93)] = 100 (1-.79) =100 (.21) =21%

### prealgebra

The length of a rectangle is 3 more than it's width. the perimeter of the rectangle is 58cm. what are the rectangle dimensions?

### prealgebra

A number equals six less than four times a number. What is the number?

### PreAlgebra

A scale drawing of a town park has a scale of 1 inch : 100 feet. What is the actual length for each 1 foot on the drawing? Thanks!

### prealgebra

Caitlin's cylindrical jar holds 525 cubic inches. If the height of the jar is 7 inches what is the approximate diameter?

### Math (PreAlgebra) 8thG

Find the volume of a sphere with a radius of 10 feet. Round to the nearest whole number. V = (4/3)3.14(r)^3 = (formula) I don't know what to do about the fraction, four over three (4/3), in the formula.... Show me how to do this please?

### prealgebra

In s semicircle the value os z can be found using the equation x/y = z/y, if the diameter of the circle is 20 inches and x = 18 inches what is the value of z?

### prealgebra

The length of a rectangle is 7cm greater than the width. Find the length and the width if the perimeter is 54cm

### prealgebra

Four times a number is 21 more than the number. What is the number?

### prealgebra

26 * 0.18 = \$4.68 the tip is = 4.68????/ right and if wrong about the total cost with the tip and i don't know how to get the cost

### prealgebra

ron lost 10 points seven times playing a video game. He then lost an additional 100 points for going over the time limit. What was the total change in his score?

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