SOLUTION: Find the value of x so that (x, 12) satisfies y = 4x + 20.

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Question 1110960: Find the value of x so that (x, 12) satisfies y = 4x + 20.
Answer by ikleyn(52781) About Me  (Show Source):
You can put this solution on YOUR website!
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12 = 4x + 20  ====>


4x = 12 - 20 = -8  ====>  x = %28-8%29%2F4 = -2.   answer