Question

The sum of the two numbers is 45 & difference of 2 numbers is 675. find the number

Answer 1

let them x & 45-x
(x)-(45-x) =675
x-45+x=675
2x-45=675
2x=675-45
2x=630
x=630/2
x=315
x-45=315
x=315+45 =360