Translating & Evaluating Expressions

Evaluate 5m + 7 if m = 5

• 12

• 25

• 32

Evaluate 6y - 13 if y = 4

• 51

• 11

• 37

Which algebraic expression represents
 "six less than a number"?

• 6/k

• k/6

• 6 - k

• k - 6

Three less than twice a number

• 2x-3

• 3-2x

• 3x-2

• 2-3x

"multiply 2 by v" is _________ in algebraic expression.

• 2v

• 2/v

• 2 + v

• 2 - v

"subtract u from half of t" in algebraic expression is______.

• t/2 - u

• u - t/2

• 2t - u

• u - 2t

Translate this phrase into an algebraic expression.
8 less than the product of 4 and a number
Use the variable m to represent the unknown number.

• 8 - 4m

• 8m - 4

• 8m + 4

• 4m - 8

46 less than a number

• 46 - n

• n - 46

• 46 + n

• n + 46

5 times a number, minus 8  

• 5m - 8

• 5(m + 8)

• 8m + 5

• 8(m + 5)

Write an algebraic expression for:
 14 decreased by a number

• 14+n

• 14-n

• n-14

• 14 decreased by a number