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Solve the system of equations by substitution. Show all work neatly on your work page. Checking your answer is wise. :) Plz need this for a test 3x + 2y = 7 y = -3x +11
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8 votes
Solve the system of equations by substitution. Show all work neatly on your work page. Checking your answer is wise. :) Plz need this for a test

3x + 2y = 7

y = -3x +11

User Deponovo
by
3.5k points

1 Answer

9 votes

Answer: x = 1

3x + 4 = 7

subtract 4 from both sides

3x = 3

x = 3/3 = 1

User Andypandy
by
3.5k points
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