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29-01-2021
Mathematics

contestada

Y = - 3x 4x - 2y = -20
Solve for x

Respuesta :

29-01-2021

Answer:

x=-2

Step-by-step explanation:

y=-3x

4x-2y=-20

2y=4x+20

y=2x+10

subs y

2x+10=-3x

5x=-10

x=-2

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