6a+9a-1/2=7-5a+10a

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Solution for 6a+9a-1/2=7-5a+10a equation:



6a+9a-1/2=7-5a+10a
We move all terms to the left:
6a+9a-1/2-(7-5a+10a)=0
We add all the numbers together, and all the variables
6a+9a-(5a+7)-1/2=0
We add all the numbers together, and all the variables
15a-(5a+7)-1/2=0
We get rid of parentheses
15a-5a-7-1/2=0
We multiply all the terms by the denominator
15a*2-5a*2-1-7*2=0
We add all the numbers together, and all the variables
15a*2-5a*2-15=0
Wy multiply elements
30a-10a-15=0
We add all the numbers together, and all the variables
20a-15=0
We move all terms containing a to the left, all other terms to the right
20a=15
a=15/20
a=3/4

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