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25-02-2020
Mathematics

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Solve the system of equations using the substitution method. 2x − y = -10 y = 4x (x, y) =

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XaniHan XaniHan

25-02-2020

2x - y = -10
y = 4x
2x - 4x = -10
-2x = -10
x = 5

y = 4x
y = 4* 5
y = 20

Answer : (x,y) = (5,20)

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