Write an algebraic expression to represent 5 less than a number “n”.

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Presentation transcript:

Write an algebraic expression to represent 5 less than a number “n”.

n - 5

Write an algebraic expression to represent the product of y and 13.

13y 13 ∙ y y ∙ 13

Write an algebraic expression to represent 50 more than the sum of “x” and 2.

(x + 2) + 50

Write an algebraic expression to represent the quotient of 15 and a number “h”

15 ÷ h 15 h

Michelle has 10 dollars more than Amy does. If “a” represents the amount of money Amy has, what expression represents the amount of money Michelle has?

a + 10

One side of a triangle measures 4 inches. The second side measures 9 inches. The third side measures “n” inches. Write an expression showing how you would find the perimeter of the triangle.

n

Write an equation to represent twice “y” is equal to 12.

2y = 12

Write an equation to represent 17 less than “n” is equivalent to 34.

n – 17 = 34

One side of a triangle measures 4 inches. The second side measures 9 inches. The third side measures “n” inches. The perimeter of the triangle is 20 inches. Write an equation To represent the perimeter of the triangle. Can you find the length of the third side?

n = 20 The third side (n) is 7 inches