8.7=5x+7.8

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Solution for 8.7=5x+7.8 equation: 



8.7=5x+7.8

We move all terms to the left:

8.7-(5x+7.8)=0

We get rid of parentheses

-5x-7.8+8.7=0

We add all the numbers together, and all the variables

-5x+0.9=0

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

-5x=-0.9

x=-0.9/-5

x=0.9/5

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