0.8x-0.4(80+x)=-0.2(80)

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Solution for 0.8x-0.4(80+x)=-0.2(80) equation: 



0.8x-0.4(80+x)=-0.2(80)

We move all terms to the left:

0.8x-0.4(80+x)-(-0.2(80))=0

We add all the numbers together, and all the variables

0.8x-0.4(x+80)-(-0.28)=0

We add all the numbers together, and all the variables

0.8x-0.4(x+80)+0.28=0

We multiply parentheses

0.8x-0.4x-32+0.28=0

We add all the numbers together, and all the variables

0.4x-31.72=0

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

0.4x=31.72

x=31.72/0.4

x=79+0.12/0.4

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