emmoyer13 emmoyer13

29-01-2020
Mathematics

contestada

Solve -2x+9y=11
-5x+2y=-34

Respuesta :

29-01-2020

Answer: (8,4)

Explanation:

First start by isolating the x in -2x+9y=11 to get x=4.5y-5.5.

Substitute the x in -5x+2y=-34 for 4.5y-5.5.

Solve for y, get 3.

Substitute the y in -2x+9y=11 for 3, solve for x and get 8.

(8,3)

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