5(8x-1)-7(4x+1)+8(7-4x)=9

Question

5(8x-1)-7(4x+1)+8(7-4x)=9

Answer 1

5(8х-1)-7(4х+1)=9-8(7-4х)

40х-5-28х-7=9-56+32х

40х-28х-32х=9-56+5+7

-20х=-35

х=-35(-20)

х=1.75