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6k + 21 = 3
6k + 21 - 21 = 3 - 21
6k = -18
6k/6 = -18/6
k = -3
A check to make sure this is right:
6(-3) + 21 = 3
-18 + 21 = 3
3 = 3
Yes, this is correct.
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∙ 13y ago
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IF 2 plus 3 equals 10 7 plus 2 equals 63 6 plus 5 equals 66 8 plus 4 equals 96 13 plus 8 equals?
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