16-12-2021
Mathematics

contestada

Find the solution to the system of equations given below using elimination by addition.

5x + 20y = 60
x + 3y = 9

Respuesta :

16-12-2021

I think that the question asks you to form a simultaneous equation: 5x=60-20y x=12-4y
12-4y+3y=9
-y=9-12
-y=-3
y=3 and x=12-4y
Sorry if I misunderstood the question

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Melody08 Melody08

16-12-2021

Please refer to the attachment for the answer and explanation. Hope it helps!!:))

Ver imagen Melody08

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