Topic 5 review of systems Question 15

Question

Multiple Representations  Find the solution of the system of equations by substitution. Use pencil and paper. Draw a picture using algebra tiles to show the substitution.

4x−7y=37
x=2y+10

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Part 1

The solution is

enter your response here.

​(Simplify your answer. Type an ordered​ pair.)

Answer 1

4x - 7y = 37

x = 2y +10

4(2y+10) -7y = 37

8y + 40 -7y = 37

y = -3

x = 2(-3) + 10 = 4

x= 4

(x,y) = (4,-3)