SOLUTION: Use the substitution method to solve the system of equations. Please show all work!
y = 2x + 1
3x - y = 4
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Question 862046: Use the substitution method to solve the system of equations. Please show all work!
y = 2x + 1
3x - y = 4
Found 2 solutions by Alan3354, ben720:
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
Sub for y in the 2nd eqn
Answer by ben720(159) (Show Source): You can put this solution on YOUR website!
y=2x+1
3x-y=4
First, you can substitute 2x+1 for y in the second equation because y and 2x+1 are the same.
Distribute -1
Combine Like Terms
Add one to both sides
Substitute 5 into y=2x+1
X=5 and Y=11
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