7(3-a)=10

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Solution for 7(3-a)=10 equation: 



7(3-a)=10

We move all terms to the left:

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

We add all the numbers together, and all the variables

7(-1a+3)-10=0

We multiply parentheses

-7a+21-10=0

We add all the numbers together, and all the variables

-7a+11=0

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

-7a=-11

a=-11/-7

a=1+4/7

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