Math Savvas Expressions

10 less than a number

• 10 + x

• x - 10

• 10 - x

• 10x

? + 9 = 15

• ? = 24

• ? = 6

4 more than twice a number

• 2x + 4

• 2 + x + 4

• 2x - 4

• 2/x + 4

x + x + x + x

• x⁴

• x

• 4x

• x₄

Translate the following sentence into an equation: "Eight times a number, decreased by 13, is equal to 35."

• 15

• 12

• 18

• 21

Translate the phrase into an algebraic expression: "Seven less than twice a number."

Victoria has 70 more marbles than Andrew. If Andrew has y marbles, how many does Victoria have?

• y/70

• 70y

• y - 70

• y + 70

Austin has n games. Elijah has 4.5 times the number of games Austin has.  How many more games does Elijah have than Austin?

• 4.5 + n

• 4.5n

• 4.5x

• 4.5 - n

3x + 8x - x

• 11x

• 3x

• 10x

• 11