100+2=60-7a+3a+9

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Solution for 100+2=60-7a+3a+9 equation: 



100+2=60-7a+3a+9

We move all terms to the left:

100+2-(60-7a+3a+9)=0

We add all the numbers together, and all the variables

-(-4a+69)+100+2=0

We add all the numbers together, and all the variables

-(-4a+69)+102=0

We get rid of parentheses

4a-69+102=0

We add all the numbers together, and all the variables

4a+33=0

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

4a=-33

a=-33/4

a=-8+1/4

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