gabrielstallworth gabrielstallworth

23-04-2020
Mathematics

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Use subsititution to solve each system of equations. [y = 4x] [3x - y = 1] *

25 points

(-1,-4)

(1,-4)

(-4,-1)

(4,-1)

Respuesta :

PersonwithzeroIQ PersonwithzeroIQ

23-04-2020

Answer:

The answer is (-4,-1)

Step-by-step explanation:

y -4x = 0

-y + 3x = 1

y = 4x

-( 4x ) + 3x = 1

-x = 1

x = -1

y = 4x

x = -1

y = 4(-1) = -4

{ y,x } = { -4,-1 }

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