Translating Expressions, Equations, and Inequalities

Translate the statement into an equation:
10 more than twice a number is 18

• 2n + 10 = 18

• 10n + 2 = 18

Write an algebraic expression for:
three times a number plus 16

• 3(16)+n

• 16n+3

• 3n+16

5 less than a number is 15.

• x - 5 = 15

• 5 - x = 15

• 15 - x = 5

Write an inequality for the following statement.
n is less than 9

• n < 9

• n > 9

• n ≤ 9

• n ≥ 9

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

Translate the sentence into an equation.
Seven subtracted from n is 18 

• n + 7 = 18

• 7 - n = 18

• n - 7 = 18

• n + 7 = 18n

Translate the sentence into an equation:
Four more than six times a number is 18.

• 4 + 6x = 18

• 4x + 6 = 18

• 6x + 4 = 18

• not enough info

4 less than x 

• 4 - x

• x - 4

• 4x

• -4x

w increased by 5

• w - 5

• 5w

• w + 5

• w / 5

Which matches the expression below?

x −9

• Nine more than a number.

• The sum of a number and nine.

• A number decreased by nine.