expressions and equations

Evaluate the expression:
12r when r =4

• 124

• 8

• 48

• 16

The product of 15 and c

• 15 + c

• 15 - c

• 15 x c

• 15 / c

y minus 12

• y + 12

• y - 12

• y x 12

• y / 12

a number increased by eighteen

• 18n

• n+18

• 18-n

• 18/n

the quotient of a number and 4

• n / 4

• n - 4

• n + 4

• 4n

Find an equivalent expression for the given expression: 36x + 24

• 4(9x + 7)

• 4(9x + 8)

• 2(18x + 12)

• 12(3x + 3)

Solve. x + 25 = 76

• 41

• 52

• 101

• 51

There were x cookies at the beginning of a party. By the end of the party, 16 of them had been eaten. Using x, write an expression for the number of cookies that were left.

• 16

• x + 16

• 16 - x

• x - 16

Simplify the expression:
6 + 2(7x - 3) 

• 12 + 7x

• 14x

• 14x + 3

• 9 + 7x

less than or equal to

• <

• >

• ≤

• ≥