1) 18x = 36x = 36 / 18x = 2
2) 9y = 72y = 72 / 9y = 8
3) 4x = 32x = 32 / 4x = 8
4) 9y = 99y = 99 / 9y = 11
1) 18x = 36
x = 36 / 18
x = 2
2) 9y = 72
y = 72 / 9
y = 8
3) 4x = 32
x = 32 / 4
x = 8
4) 9y = 99
y = 99 / 9
y = 11