Question

Is the sum of two numbers is 87 and their difference is 33 what are the numbers​

Answer 1

Explanation:

a+b = 87

a-b = 33 so a = 33 + b <====put this in for 'b' in the first equation:

(33+b) + b = 87

33 + 2b = 87

2b = 54

b = 27 then a = 33 + b = 60