Envision Topic 3

Write an expression that means "the difference of 8 and a number x"

• 8-x

• 8+x

• 8x

• 8/x

Write an expression that means "the sum of 3 and the number y, multiplied by 10"

• 10(y)-3

• 3-10(y)

• 10/y-3

• 10(3+y)

How many terms are in the expression 8 + 2m - 7 - m + 5

• 3

• 4

• 5

• 6

A comedian charges $65 to appear at parties. He also charges $4 for every guest who wants a joke given to them one on one. We can find out the total amount charged by the expression 65 + 4g, where g is the number of guests. How much money will the comedian charge if there are 6 guests?

• $76

• $89

• $414

• $81

Evaluate the expression 7 - h + 4, when h=3.

• 8

• 0

• 14

• 3h

9x + 2, when x=8

• 8x

• 100

• 90

• 74

5(5x-3) when x=2

• 47

• 35

• 245

• 68

Circle the expression that is equivalent to 5y + 2 + 14y +6

• 27y

• (19y) 8

• 19y + 8

• 2 + 19y

Which expression is equivalent to 5(6+x) (distributive property)

• 5 + 6x

• 30x + 5x

• 35x

• 30 + 5x

Which expression is equivalent t 24x + 16

• 8(3x+2)

• 40x

• 30x + 8

• 4(30x + 4)