PantorumPrme PantorumPrme

25-05-2017
Mathematics

contestada

What is the solution of x + y = 2 and 2x + 5y = 16?

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WeatheringWithYou WeatheringWithYou

25-05-2017

Multiply the first equation by two to get 2x + 2y = 4.
Subtract the second equation from the first equation to get -3y = -12

y = 4.

Plug y back in to get x = -2.

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fussellk fussellk

25-05-2017

using elimination method....
I got y = 4 and x = -2

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