# 7th grade pre-algebra

posted by .

How to write an expression for the perimeter of the polygon. simplify the expression

• 7th grade pre-algebra -

You add up the lengths of all sides. If it is a regular polygon with N sides, each will have the same length, which we can call a. The perimeter is then
N a.

• 7th grade pre-algebra -

write the equation in function form
8x=4y=20

## Similar Questions

1. ### 7th grade

Write and simplify an expression for the perimeter of the triangle. side A-4x+3, side B-6X and side C-3x-1. Thank you!
2. ### 7th grade Math

Write and simplify an expression for the perimeter of the rectangle. side A=x+6 Side B=4x-5. Thank you!
3. ### 7th grade math

Write and simplify an expression for the perimeter of the triangle. side A)3x, side B) 5x-4 and side C)2x+5. Thank you!
4. ### math

I am doing pre algabra math and I am in 7th grade I need help to simplify the expression
5. ### Pre-Algebra

Evaluate the expression. 1. (18 + 9) + 11 2. 8(-2)(5) 3. 1.2 + 4.7 + 1.5 Simplify the expression. 4. t + 24 + 17 5.-8 + c + (-10) 6.4(6x)
6. ### Algebra 1

The perimeter of the rectangle shown below is 16a+2b. Which expression represents the length of the rectangle?
7. ### Algebra

Translate the phrase to mathematical language. Then simplify the expression the difference between 119 and -40 What is a numerical expression for the phrase?
8. ### algebra

Write an expression in simplest form that represents the perimeter of the polygon. the measure of the sides are 3x, x + 10, 2x + 2, and 5x. Would the simplified expression be 11x + 12?
9. ### Algebra

1. Use the Distributive Property to simplify the expression. (-1) (4-c) 2. Use the Distributive Property to simplify the expression. 4 (2 x - 4) 3. Use the Distributive Property to simplify the expression (10+4y) 1/2 4. To which subsets …
10. ### algebra

am I right? 1. Simplify radical expression sqrt 50 5 sqrt ^2*** 2 sqrt ^5 5 sqrt ^10 5 2. Simplify the radical expression sqrt 56x^2 28x 2x sqrt 14*** 2x sqrt 7 sqrt 14x2 3. Simplify the radical expression. sqrt 490y^5w^6 2 sqrt 135y^2

More Similar Questions