Question

Find two numbers whose sum is 58 and whose difference is 16 Can anyone help me out

Answer 1

X, y - the numbers

$x+y=58 \\ \underline{x-y=16} \\ x+x+y-y=58+16 \\ 2x=74 \\ x=37 \\ \\ x+y=58 \\ 37+y=58 \\ y=21$

The two numbers are 37 and 21.