y = 6x + 35
y = 9x + 14
Combining these equations, we get:
6x + 35 = 9x + 14
35 - 14 = 9x - 6x
21 = 3x
21/3 = x
x = 7
Substituting this result in the first equation:
y = 6*7 + 35
y = 42 + 35
y = 77
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