Question

If a+b = 8, a²-b²=16, then ab is?​

Answer 1

a=5 and b=3

Explanation:

a+b=8

okay, so the numbers that can make 8 are 4+4, 5+3, 6+2, and 7+1

Try 5+3

so plug them in

5+3=8

5*5=25

3*3=9

25-9=16

that's your answer