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Earn +20 ptsQ: What operation is this question 21 equals 7n?
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How do you solve 4n minus 7n equals 21?
4n - 7n = 21(4-7) n =21-3n = 21divide both sides by -3n = -7
7 times n divided 21 equals 1 what is n?
n = 3Solution:7n/21 = 17n = 1 * 217n = 21n = 21/7n = 3
What is the operation for 3n plus 18 equals 39-4n?
3n+18 = 39 -4n 3n+4n = 39 -18 7n = 21 n = 3
What is the answer to 7n equals 91?
7n = 91n = 91÷7n = 13
.5m plus 7n equals 6.4 2m - 7n equals 6?
(10, 2)
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