4(x+3.18)=36
4x + 12.72 = 36
4x = 36 – 12,72
4x = 23.28
x = 5.82
5(x-7.3)=25
5x – 36.5 = 25
5x = 25 + 36,5
5x = 61.5
x = 12.3
4(x+3.18)=36
4x + 12.72 = 36
4x = 36 – 12,72
4x = 23.28
x = 5.82
5(x-7.3)=25
5x – 36.5 = 25
5x = 25 + 36,5
5x = 61.5
x = 12.3