0.4x-7=0.3x=2.8

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Solution for 0.4x-7=0.3x=2.8 equation: 



0.4x-7=0.3x=2.8

We move all terms to the left:

0.4x-7-(0.3x)=0

We add all the numbers together, and all the variables

0.4x-(+0.3x)-7=0

We get rid of parentheses

0.4x-0.3x-7=0

We add all the numbers together, and all the variables

0.1x-7=0

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

0.1x=7

x=7/0.1

x=70

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