omology0811 omology0811

13-02-2020
Mathematics

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Solve each system by elimination

Solve each system by elimination class=

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santiagodaa santiagodaa

13-02-2020

Answer:

x = -3

y = -5

Step-by-step explanation:

1.- y - 3x =4

2.- y - x = -2

_________

1 - 2 = -2x = 6

2x = -6

x = -3

_________

going back to 1

y - 3(-3) = 4

y + 9 = 4

y = 4 - 9

y = -5

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