0.7x-1.71=4.59 1.4x-x=37.2 (x+5)÷7=1.5
来源:学生作业帮助网 编辑:六六作业网 时间:2024/08/15 10:23:58
0.7x-1.71=4.591.4x-x=37.2(x+5)÷7=1.50.7x-1.71=4.591.4x-x=37.2(x+5)÷7=1.50.7x-1.71=4.591.4x-x=37.2(x+
0.7x-1.71=4.59 1.4x-x=37.2 (x+5)÷7=1.5
0.7x-1.71=4.59 1.4x-x=37.2 (x+5)÷7=1.5
0.7x-1.71=4.59 1.4x-x=37.2 (x+5)÷7=1.5
0.7x-1.71=4.59
0.7x=4.59+1.71
0.7x=6.3
x=6.3÷0.7
x=9
1.4x-x=37.2
0.4x=37.2
x=37.2÷0.4
x=93
(x+5)÷7=1.5
x+5=1.5×7
x+5=10.5
x=10.5-5
x=5.5
0.7x=6.3 x=9
0.4x=37.2 x=93
x+5=10.5 x=5.5