0.4(x+0.7)-0.6x=4.2

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Solution for 0.4(x+0.7)-0.6x=4.2 equation: 



0.4(x+0.7)-0.6x=4.2

We move all terms to the left:

0.4(x+0.7)-0.6x-(4.2)=0

We add all the numbers together, and all the variables

-0.6x+0.4(x+0.7)-4.2=0

We multiply parentheses

-0.6x+0.4x+0.28-4.2=0

We add all the numbers together, and all the variables

-0.2x-3.92=0

We move all terms containing x to the left, all other terms to the right

-0.2x=3.92

x=3.92/-0.2

x=-19+0.12/0.2

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