X+120=3/5[6X-(X+120)]解方程,我要过程,是576

问题描述:

X+120=3/5[6X-(X+120)]解方程,我要过程,是576

X+120=3/5[6X-(X+120)]
X+120=3/5(6X-X-120)
X+120=3X-72
2X=192
X=96