3a-1/2=10+a

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Solution for 3a-1/2=10+a equation:



3a-1/2=10+a
We move all terms to the left:
3a-1/2-(10+a)=0
We add all the numbers together, and all the variables
3a-(a+10)-1/2=0
We get rid of parentheses
3a-a-10-1/2=0
We multiply all the terms by the denominator
3a*2-a*2-1-10*2=0
We add all the numbers together, and all the variables
3a*2-a*2-21=0
Wy multiply elements
6a-2a-21=0
We add all the numbers together, and all the variables
4a-21=0
We move all terms containing a to the left, all other terms to the right
4a=21
a=21/4
a=5+1/4

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