SOLUTION: Can you solve this using substitution? {2x-2y=6 {y=4x

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Question 1108610: Can you solve this using substitution?
{2x-2y=6
{y=4x
Found 2 solutions by Alan3354, ikleyn:
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
Yes.
Thx for asking.

Answer by ikleyn(52781) About Me  (Show Source):
You can put this solution on YOUR website!
.
First step is to replace "y" in the first equation by 4x, based on the second equation.