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What is the answer to this one because this is confusing
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29 votes
29 votes
What is the answer to this one because this is confusing

What is the answer to this one because this is confusing-example-1
User Starson Hochschild
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1 Answer

14 votes
14 votes
-6n + 21 = 12n - 15

(Add 6n to both sides.)

21 = 18n -15

(Add 15 to both sides.)

36 = 18n

(Divide both sides by 18.)

2 = n

So, n = 2. Remember that to solve, you must always do the same thing to BOTH sides of the equation.
User DJSrA
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