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01-11-2019
Mathematics

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{ 4x+y=5 3x+y=3 Use the linear combination method. (−3, 7) (2, −3) (0, 5) (0, −3)

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01-11-2019

Answer: (2, -3)

Step-by-step explanation:

4x + y = 5 --------1

3x + y = 3 ----------2

Subtract eqn 2 from eqn 1

x = 2

Put x = 2 in eqn 1

4*2+ y = 5

8 +y = 5

y = 5 - 8 = -3

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