Question

The sum of two numbers is 88. One number is 20% more than the other. Find the numbers.

Answer 1

x + 1.2 x = 88
{40,48}

Answer 2

x+y = 88
x = y + .20(y)

so
y+(.20)y + y = 88
2y+.20y = 88
y(2+.20) = 88
y = 88/2.20 = 40
so 40 + x = 88 thus x = 48