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11-01-2021
Mathematics

contestada

Which is the solution of this system of equations? y=5x−8 3y=x+18

Respuesta :

Ocean397 Ocean397

11-01-2021

X=3

Y=7

work:

y=5x-8 (substitute)

3(5x-8)=x+18

15x-24=x+18

subtract 1x from both sides

14x-24=18

add 24 to both sides

14x=42

divide both sides by 14

x=3

y=5(3)-8

y=15-8

y=7

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