4n + 9 = -3
Now, we take away 9 from both sides
4n = -12
Now divide by 4
n = -3
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3 + 3n = 9 + 2n + 4n n = -2
3n - 9 + 4n = 8nCombine like terms:7n - 9 = 8nSubtract 7n from both sides:-9 = n
4n -14 = 22 4n = 22+14 4n = 36 n = 9
4/9 = 20/n 4n = 9(20) 4n = 180 n = 45
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