Homework: Expressions and Equations

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Four times a number plus six is 30.

• 4 + 6 = 30

• 4x + 6 = 30

• x + 4 times 6 = 30

• 30 = 4x

Eleven more than Brittany's age is 34

• 11-b=34

• b+11=34

• b-11=34

• 34-11=b

Which of the following expressions shows 10 less than m?

• 10 - m

• m - 10

• 10m

• m + 10

Which expression represents the phrase "eight fewer than the product of a number x, and four"?

• 8 - 4x

• 4x - 8

• x + 4 - 8

• 4x ÷ 8

Which of the following is an expression?

• 3 + 17 - k

• 3x - 45 = b

• 25 + 36 = 61

• 19 + 14 - 20 = y