lisetteg2006 lisetteg2006

25-11-2020
Physics

contestada

Solve this system of equations without graphing and show your reasoning

5x+y=7
20x+2=y

Respuesta :

lavenderlillacs25 lavenderlillacs25

25-11-2020

Answer:

Explanation:

5x + y = 7

20x - y = -2

25x = 5

x = (1/5)

5(1/5) + y = 7

1 + y = 7 .

y = 6

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