1) 215x = 1720x = 1720/215x = 8
2) y/125 = 9y = 125*9y = 1125
3) 1826 - 14x = 125214x = 1826 - 125214x = 574x = 574/14x ≈ 41
4) 416/z + 24 = 50416/z = 50 - 24416/z = 26z = 416/26z = 16
1) 215x = 1720
x = 1720/215
x = 8
2) y/125 = 9
y = 125*9
y = 1125
3) 1826 - 14x = 1252
14x = 1826 - 1252
14x = 574
x = 574/14
x ≈ 41
4) 416/z + 24 = 50
416/z = 50 - 24
416/z = 26
z = 416/26
z = 16