3g+5=7g+4.2

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Solution for 3g+5=7g+4.2 equation: 



3g+5=7g+4.2

We move all terms to the left:

3g+5-(7g+4.2)=0

We get rid of parentheses

3g-7g-4.2+5=0

We add all the numbers together, and all the variables

-4g+0.8=0

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

-4g=-0.8

g=-0.8/-4

g=0.8/4

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