20100521110007 20100521110007

25-07-2020
Mathematics

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5x+2y= -11 and 2x+2y=5 solve using elimination

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maforchrist maforchrist

25-07-2020

Step-by-step explanation:

5x+2y=-11

2x+2y=5

so you find values that match or can multiply by something to match-2

5x+2y=-11

- 2x+2y=5

=3x+0y=-16

3x/3=-16/3

x=5 1/3

then substitute x in one of the equations to get y

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