blevinsiman blevinsiman

03-12-2018
Mathematics

contestada

Rodney is given twi equations:x-y=11 and 2x+y=19

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kaleighiswaycool kaleighiswaycool

03-12-2018

Answer:

x= 10 and y= -1

Step-by-step explanation:

Rewrite your second equation Y= -2x+ 19 then plug it into the first equation.

x- (-2x + 19) = 11

x + 2x - 19 =11

3x - 19 = 11

3x = 30

x = 10

The plug that answer into the first equation and solve.

10 - y = 11

-y = 1

y = -1

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