Solve the system by inspecting the graph of the equations.
-x + 4y = -15 2x - 2y = 20
A) (4, -5)
B)
C) (5, -5)
D) (5, -4)
Correct Answer:
Verified
Q4: Solve the system by substitution.
-x + y
Q5: Solve the system by graphing.
-3x + 2y
Q6: Solve the system by substitution.
-5x + 5y
Q7: Determine whether the given point is in
Q8: Solve the system by substitution.
-x + 4y
Q10: Determine whether the given point is in
Q11: Determine whether the given point is in
Q12: Solve the system by graphing.
-3x + y
Q13: Solve the system by graphing. Q14: Solve the system by graphing.
-
-3x + y
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