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12-03-2020
Mathematics

contestada

solving system using substitution 5x-y=5 -x+3y=13

Respuesta :

TheNoobXD TheNoobXD

12-03-2020

Answer:

(2,5)

Step-by-step explanation:

5x-y=5

-5 -5

y=-5+5x

-x+3y=13

-x+3(-5+5x)=13

solve

x=2

substitute the value of x into an equation

-5+5×2

multiply 5 and 2

-5+10

y=5

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