3.2x+2.2x=10.8 7x-3x=24 x+6.2x=14.4 x-0.84x=21.6 急
问题描述:
3.2x+2.2x=10.8 7x-3x=24 x+6.2x=14.4 x-0.84x=21.6 急
答
X=2,X=6 X=2,X=135
3.2x+2.2x=10.8 7x-3x=24 x+6.2x=14.4 x-0.84x=21.6 急
X=2,X=6 X=2,X=135