7(x+0.6)=57.4怎么解
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![7(x+0.6)=57.4怎么解](/uploads/image/z/14106601-1-1.jpg?t=7%28x%2B0.6%29%3D57.4%E6%80%8E%E4%B9%88%E8%A7%A3)
7(x+0.6)=57.4怎么解
7(x+0.6)=57.4怎么解
7(x+0.6)=57.4怎么解
7(x+0.6)=57.4
x+0.6=57.4÷7
x+0.6=8.2
x=8.2-0.6
x=7.6
先两边同除以7,在同减0.6,即可得到X
7(x+0.6)=57.4
x + 0.6 = 57.4÷7
x + 0.6 = 8.2
x =8.2 - 0.6
x = 7.6
57.4/7=8.2,8.2-0.6=7.6,x=7.6
7(x+0.6)=57.4
7x+4.2=57.4
7x=53.2
x=7.6
7(x+0.6)= 57.4
x+0.6=57.4÷7
x+0.6=8.2
x=8.2-0.6
x=7.6