Question

4x+5x等于2.7 怎么算，求过程

Answer 1

4x加5x等于2.7
9x等于2.7
x等于0.3

Answer 2

4x+5x=2.7
9x=2.7
x=2.7÷9=0.3

Answer 3

x(4十5)=2.7 9x=2.7 x=2.7除以9 x=0.3

Answer 4

x=9x乘2.7
x=2.7除9
x=0.3
求采纳

追答

等等

改一下

第一部是9x=2.7

望采纳

Answer 5

(4+5)x=2。7
9x=2。7
x=2、7÷9
x=0.3