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Rewriting Equations to Use Substitution

Question 7 • (AG Q3) Math 8: 25-26 (JTurner)

Let y = the number of questions worth 2 points.✔ x + y = 35, 5x + 2y = 100x + y = 100, 5x + 2y = 355x + y = 35, 2y + x = 1002x + y = 100, 5y + x = 35

Answer
A
✔ x + y = 35, 5x + 2y = 100
B
x + y = 100, 5x + 2y = 35
C
5x + y = 35, 2y + x = 100
D
2x + y = 100, 5y + x = 35
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