8a+9=7a+1

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Solution for 8a+9=7a+1 equation: 



8a+9=7a+1

We move all terms to the left:

8a+9-(7a+1)=0

We get rid of parentheses

8a-7a-1+9=0

We add all the numbers together, and all the variables

a+8=0

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

a=-8

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