If the formula is (3*n)+(-6)and the answer is 15 what is n

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If the formula is (3*n)+(-6)and the answer is 15 what is n. HELP

Guest Oct 1, 2014

+128732

+5

Best Answer

3n - 6 = 15 add 6 to both sides

3n = 21 divide both sides by 3

n = 7

CPhill Oct 1, 2014

CPhill · Answer 1 · 2014-10-01T11:07:35

3n - 6 = 15 add 6 to both sides

3n = 21 divide both sides by 3

n = 7