owenvelazquez35 owenvelazquez35

18-02-2021
Mathematics

contestada

2x + y = 7
-2x - y = 6
Solve systems of equations by substitution

Respuesta :

cwrw238 cwrw238

18-02-2021

Answer:

No solution.

Step-by-step explanation:

2x + y = 7

-2x - y = 6

From the first equation:

y = 7 - 2x

Plug this into the second equation:

-2x - (7 - 2x) = 6

-2x + 2x = 6 + 7

0 = 13

this doesn't make sense so theer is:

No solution.

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