What is the value of a2 - b when a = 5 and b = -2 ?

12

Step-by-step explanation:

When we plug our numbers into this expression, it reads:

5*2-(-2)

This is also the same as 5*2+2

So, 5 times 2 is 10 plus 2 equals 12.

The answer is 12

Step-by-step explanation:

5*2-(-2)  

This is also the same as 5*2+2

So, 5 times 2 is 10 plus 2 equals 12.

fist on the left goes with the third on the right. second on the left goes with the fourth on the right. third on the left goes with the second on the right. the fourth on the left goes with first on the right