7.5+0.75x=+12+0.3x

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Solution for 7.5+0.75x=+12+0.3x equation: 



7.5+0.75x=+12+0.3x

We move all terms to the left:

7.5+0.75x-(+12+0.3x)=0

We add all the numbers together, and all the variables

0.75x-(0.3x+12)+7.5=0

We get rid of parentheses

0.75x-0.3x-12+7.5=0

We add all the numbers together, and all the variables

0.45x-4.5=0

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

0.45x=4.5

x=4.5/0.45

x=10

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