请问这道方程怎么解2.25×3+2.25x=9
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请问这道方程怎么解2.25×3+2.25x=9请问这道方程怎么解2.25×3+2.25x=9请问这道方程怎么解2.25×3+2.25x=92.25×3+2.25x=96.75+2.25x=92.25x
请问这道方程怎么解2.25×3+2.25x=9
请问这道方程怎么解2.25×3+2.25x=9
请问这道方程怎么解2.25×3+2.25x=9
2.25×3+2.25x=9
6.75+2.25x=9
2.25x=9-6.75
2.25x=2.25
x=1
希望能帮到你哦!
2.25×3+2.25x=9
6.75+2.25x=9
2.25x=9-6.75
2.25x=2.25
x=1
2.25×3+2.25x=9
2.25×(3+x)=2.25×4
3+x=4
x=4-3=1