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(4.2a-7)/6.7=5.7
We move all terms to the left:
(4.2a-7)/6.7-(5.7)=0
We add all the numbers together, and all the variables
(4.2a-7)/6.7-5.7=0
We multiply all the terms by the denominator
(4.2a-7)-(5.7)*6.7=0
We add all the numbers together, and all the variables
(4.2a-7)-38.19=0
We get rid of parentheses
4.2a-7-38.19=0
We add all the numbers together, and all the variables
4.2a-45.19=0
We move all terms containing a to the left, all other terms to the right
4.2a=45.19
a=45.19/4.2
a=10+2.6806722689076/3.5294117647059
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