sarahtropoli1 sarahtropoli1

17-08-2021
Mathematics

contestada

use the substitution method to solve the sstem of equations choose the correct ordered pair 2x-y=10 and 2x-2y=4

Respuesta :

reinhard10158 reinhard10158

23-08-2021

Answer:

(8, 6)

Step-by-step explanation:

2x - y = 10

2x - 2y = 4

=>

x - y = 2

x = y + 2

we put that into the first equation

2×(y+2) - y = 10

2y + 4 - y = 10

y + 4 = 10

y = 6

=>

x = y + 2 = 6 + 2 = 8

so, we have a ordered pair (x, y) = (8, 6)

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