SOLUTION: Solve this system of equations using substitution. Put your answer in ordered pair form, (x, y). x = 4y 3x - 2y = 20

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Question 645421: Solve this system of equations using substitution. Put your answer in ordered pair form, (x, y).
x = 4y
3x - 2y = 20

Answer by 10301650(32)   (Show Source): You can put this solution on YOUR website!
x = 4y
3x - 2y = 20

let's solve for y first:
--> 3(4y)-2y=20
--> 12y-2y=20
--> 10y=20
--> y=2
now, let's solve for x:
--> x=4y
--> x=4(2)
--> x=8
ANSWER: (8,2)

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