4a-10=20

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Solution for 4a-10=20 equation: 



4a-10=20

We move all terms to the left:

4a-10-(20)=0

We add all the numbers together, and all the variables

4a-30=0

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

4a=30

a=30/4

a=7+1/2

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