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18-12-2020
Mathematics

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HALP
find the x and y to the following 2x-3y=5 and x+2y=-1

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Yang100 Yang100

18-12-2020

Answer:

x=1, y=-1. (1, -1)

Step-by-step explanation:

2x-3y=5

x+2y=-1

---------------

2x-3y=5

-2(x+2y)=-2(-1)

-----------------------

2x-3y=5

-2x-4y=2

-------------

-7y=7

y=7/-7

y=-1

x+2(-1)=-1

x-2=-1

x=-1+2

x=1

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