Question

Which step is the first incorrect step in the solution shown below?

Solve: 7(x + 1) = 8x + 14

Step 1: 7x + 7 = 8x + 14
Step 2: -x + 7 = 14
Step 3: -x = 21
Step 4: x = -21


A. step 1
B.step 2
C. step 3
D. step 4

Answer 1

Step 3 is incorrect. should be 14-7= 7 -x= 7

Explanation: