3=a-18/8

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Solution for 3=a-18/8 equation: 



3=a-18/8

We move all terms to the left:

3-(a-18/8)=0

We add all the numbers together, and all the variables

-(+a-18/8)+3=0

We get rid of parentheses

-a+3+18/8=0

We multiply all the terms by the denominator


-a*8+18+3*8=0

We add all the numbers together, and all the variables

-a*8+42=0

Wy multiply elements

-8a+42=0

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

-8a=-42

a=-42/-8

a=5+1/4

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