Question

Which pair of expressions is equivalent?

A. 2(x + 5) and 2x + 10
B. 3x – 6 + 4x + 9 and 7x + 15
C. 4(y – 2) and 4y – 2
D. 5y + 12 – 3y and 2y – 12

Answer 1

A) 2x + 10 equals 2x + 10
B) 7x + 3 does NOT equal 7x + 15
C) 4y - 8 doe NOT equal 4y - 2
D) 2y + 12 does NOT equal 2y - 12

Thus, A is the appropriate answer.

Hope that helped!