Question

7(4-3x)-(8,5-x)=4-3(x-8)

Answer 1

7(4-3x)-(8,5-x)=4-3(x-8)=>

28-21x-8,5+x=4-3x+24=>

-21x+x+3x=4+24-28+8,5=>

-17x=8,5=>

x=8,5/(-17)

x=-0,5