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8(3-2x)+5(3x+1)=8(1-x)
24-16x+15x+5=8-8x
-16x+15x+8x=8-24-5
7x= -21 //:7
x= -3
2)
4(x+7) -3(2x + 3) = 5(2-x)
4x+28 - 6x + 9 = 10 - 5x
4x-6x+5x=10-9-28
3x = -27 //:3
x=-9