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22-04-2021
Mathematics

contestada

Solve this system of linear equations. Separate
the x- and y-values with a comma.
10x + 17y = -89
5x + 7y = -34

Respuesta :

22-04-2021

Answer:

(3,-7)

Step-by-step explanation:

10x +17y = -89

-(10x + 14y = - 68)

3y = -21

y = -7

5x + 7(-7) = -34

5x -49 = -34

5x = 15

x = 3

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