Question

Which of the following steps indicates the addition property of equality while solving the equation –1 – 6x = x – 15?

A) x = 14∕2
B) –1 – 6x = x – 15
C) 23 – 6x – 24 = x – 15
D) –1 – 6x + 15 = x – 15 + 15

Answer 1

Answer and Step-by-step explanation:

Please refer to the photo for the solution!

Answer 2

-1 - 6x = x - 15

Add 15 to both sides using the addition property of equality.

14 - 6x = x

14 = 7x

2 = x

D) -1 - 6x + 15 = x - 15 + 15