7(x+4)-3(4x-2)=2(2-x)
7×x+7×4-3×4x+3×2=2×2-2×x
7x+28-12x+6=4-2x
-5x+34=4-2x
-5x+34+5x=4-2x+5x
34=4+3x
34-4=4+3x-4
30=3x
30÷3=3x÷3
10=x
x=10
7(x+4)-3(4x-2)=2(2-x)
7×x+7×4-3×4x+3×2=2×2-2×x
7x+28-12x+6=4-2x
-5x+34=4-2x
-5x+34+5x=4-2x+5x
34=4+3x
34-4=4+3x-4
30=3x
30÷3=3x÷3
10=x
x=10