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8.3.2 Solving Systems of Equations by Substitution

Last updated 29 days ago

4 questions

Note from the author:

Instructions

2

Question 1

1.

Use substitution to solve for the solution to this set of equations. Enter your answer as an ordered pair.

x=-2
-10x-4y=-16

2

2

2

Question 2

2.

Use substitution to solve for the solution to this set of equations. Enter your answer as an ordered pair.

-9x-7y=19
y=5

Question 3

3.

Use substitution to solve for the solution to this set of equations. Enter your answer as an ordered pair.

y=5x-4
y=8x-1

Question 4

4.

Use substitution to solve for the solution to this set of equations. Enter your answer as an ordered pair.

–10x − 9y = –15
3x + y = 13