Question

What's this answer???

Answer 1

Youn could test all of the options by putting 8 and 3 in for a and b.

A. a - b = 5
8 - 3 = 5
5 = 5

B. a + b = 5
8 + 3 = 5
11 ≠ 5

C. a - b = 8
8 - 3 = 8
5 ≠ 8

D. a + b = 8
8 + 3 = 8
11 ≠ 8

As you can see, the only one that works is A. a - b = 5.