Evaluating Algebraic Expressions

Write the phrase as an expression:

twice a number increased by 8

• 2 + 8x

• 2x + 8

• 2(x + 8)

• 8(x + 2)

eight plus triple the number of shirts
Let s = number of shirts

• 8 + 3s

• 8 + s

• 3s - 8

• s(8 + 3)

5 less than the product of 7 and s

• 7s - 5

• 5 - 7 + s

• 7(s - 5) 

• 5 - 7s

What are your constants in the following algebraic expression?

• x

• 4

• 2x

• -5

What are your constants in the following algebraic expression?

• 8

• 5

• -8

• -2

• 7

What are your coefficients in the following algebraic expression?

• 4

• -5

• 5

• 2

• 1

What are your coefficients in the following algebraic expression?

8 + 7 - 3x + 9y - x

• 8, 7

• -3, -1

• 9

• -3, 9, -1

What are your variables in the following algebraic expression?

2x + 4 + y - 5z

• x

• 4

• 2, 4, -5

• x, y, z

How many terms are in the following algebraic expression?

• 1

• 2

• 3

• 4

What are the like terms in the following algebraic expression? 2x - x + 8 + y - 7

• 8, -7

• 2x, -x, y

• 2x, -x

• 2, 1, 1