28-09-2015
Mathematics

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how to solve 7a-3=3-2a

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math213 math213

28-09-2015

Combine like terms.
(When you switch sides, the positives become negative)
7a-3=3-2a
7a+2a-3=3
9a-3=3
9a=3+3
9a=6
Now take 6/9 because the opposite of mulitplication is division.
A = 6/9

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