49-2a=72-7a

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Solution for 49-2a=72-7a equation: 



49-2a=72-7a

We move all terms to the left:

49-2a-(72-7a)=0

We add all the numbers together, and all the variables

-2a-(-7a+72)+49=0

We get rid of parentheses

-2a+7a-72+49=0

We add all the numbers together, and all the variables

5a-23=0

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

5a=23

a=23/5

a=4+3/5

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