X-8=5(X-28)
问题描述:
X-8=5(X-28)
答
x-8=5(x-28)
x-8=5x-140
5x-x=140-8
4x=132
x=33
X-8=5(X-28)
x-8=5(x-28)
x-8=5x-140
5x-x=140-8
4x=132
x=33