Question

If A+B=76 and A-B=38 Then what is A÷B

Answer 1

A+B=76----(1)
A-B=38----(2)
add (1) and (2)
2A=114
A=114/2
A=57

substitute A=57
in (1)
B =76-57=19
therefore
A/B=57/19=3