10a-7=3a-70

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Solution for 10a-7=3a-70 equation: 



10a-7=3a-70

We move all terms to the left:

10a-7-(3a-70)=0

We get rid of parentheses

10a-3a+70-7=0

We add all the numbers together, and all the variables

7a+63=0

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

7a=-63

a=-63/7

a=-9

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