17-02-2022
Mathematics

contestada

Use elimination to solve the system of equations.
5x+13y=20
-5x-3y=30

Respuesta :

17-02-2022

Answer: Y = 5 and X = -9
—————————-
5x + 13y = 20
-5x - 3y = 30
—————————-
10y = 50
So…. Y = 5
—————————-
5x + 13y = 20
5x + 13(5) = 20
5x + 65 = 20
5x = -45
X = - 9

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