Step 1: 4(3 − 2x) = −20

Question

Step 2: 12 − 8x = −20
Step 3: 12 −8x − 12 = −20 − 12
Step 4: −8x + 0 = −32
Step 5: −8x = −32
Step 6: −8x · − 1/8 = 32 * -1/8

Step 7: x = 4

Which property justifies the work between ...

A. Step 1 and Step 2?
B. Step 2 and Step 3?
C. Step 3 and Step 4?
D. Step 4 and Step 5?
E. Step 5 and Step 6?
F. Step 6 and Step 7?

Answer 1

E: property of typos