Question

Need help.

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Answer 1

In a parallelogram, opposite sides are congruent.
Set up an equation for each pair of opposite sides and solve the equations.

Answer 2

You'll have to solve a system of equations.

Answer 3

y-4x=9
y=-x+4

would my answer be (-1,5)?

Answer 4

did i even set up the equations correctly?

Answer 5

@mathstudent55

Answer 6

Yes, you equations are correct.