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Use addition to solve the linear system of equations. Include all of your work in your final answer.
-x - y = 7
x + 2y = 7\

Please answwr correctly pickle ricks

Respuesta :

kitamuragu
You just have to add one eqaution to another :
-x + x -y + 2y = 7 + 7
y = 14
Then apply y = 14 to one of the equations :
eg: x + 2(14) = 7
x + 28 = 7
x = - 21
The awnser is x= -21 y= 14
I hope i awnsered your question

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