5x of 3 + 4 + X-1 of 4 = 5x-5 of 2-12

5x of 3 + 4 + X-1 of 4 = 5x-5 of 2-12

(5x+4)/3+(x-1)/4=2-(5x-5)/12
4(5x+4)+3(x-1)=24-5x+5
20x+16+3x-3=29-5x
20x+3x+5x=29-16+3
28x=16
x=16/28
x=4/7