7.2x-4+2.8=12+2x+8

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Solution for 7.2x-4+2.8=12+2x+8 equation: 



7.2x-4+2.8=12+2x+8

We move all terms to the left:

7.2x-4+2.8-(12+2x+8)=0

We add all the numbers together, and all the variables

7.2x-(2x+20)-4+2.8=0

We add all the numbers together, and all the variables

7.2x-(2x+20)-1.2=0

We get rid of parentheses

7.2x-2x-20-1.2=0

We add all the numbers together, and all the variables

5.2x-21.2=0

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

5.2x=21.2

x=21.2/5.2

x=4+0.4/5.2

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