解方程:0.2x+0.5x=9.8

问题描述:

解方程:0.2x+0.5x=9.8

0.2x+0.5x=9.8
0.7x=9.8
x=14

0.7x=9.8
x=9.8/0.7
x=14

0.2x+0.5x=9.8
0.7x=9.8
x=9.8/0.7
x=14

0.7X=9.8
X=14

0.2x+0.5x=9.8
0.7x=9.8
x=14

0.2x+0.5x=9.8
0.7x=9.8
x=14

0.2X+0.5X=9.8
0.7X=9.8
X=9.8/0.7
X=14