SOLUTION: how do i do this problem by using substitution 4x+4y=24 y=6x+20

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Question 826760: how do i do this problem by using substitution
4x+4y=24
y=6x+20

Found 2 solutions by Alan3354, MathLover1:
Answer by Alan3354(69443)   (Show Source): You can put this solution on YOUR website!
Since y is solved for in eqn 2, sub for y in eqn 1.
4x+4y=24
y=6x+20
---------
4x+4y=24 --> x + y = 6

Answer by MathLover1(20850)   (Show Source): You can put this solution on YOUR website!

....eq.1
....eq.2
______________________
....eq.1.............substitute from eq.2
..........solve for





now, go back to eq.2 and find
....eq.2.........plug in value of










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