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-7y - 5 = -10y - 30 + 4

-5x - 6 = 24 - 3x

8n + 4 = 3n + 6 + 2n

-10p - 5 = 2 p - 10p + 11

5k + 4 = 3k - 2k + 4 + 40

2c - 10 + 3 = 5c + 1 + 7

-5x + 5 + 3 = -4x + 9

p = -8

k = 10

x = -1

c = -5

x = -15

n = 1

y = -7