简便运算。367+189-167550-160-140
3x+7x+10=903(x-12)+23=35 7x-8=2x+275x-18=3–2x
x+4=10 x-12=348x=96 4x-30=08.3x-2x=63x÷10=5.2
(x- 4.5)=7x-25%x=10
3x=5(32-x)0.36×5-x=
2(x-2)+2=x+13-x=2-5(x-1)