26-04-2018
Mathematics

contestada

What is the system of equations for 2x + 2y = 10 and 5x - 2y=4?
A. (3,2)
B. (2,3)
C. (2,7)
D. (-2,-7)

Respuesta :

Cowmilk Cowmilk

26-04-2018

[tex]2x + 2y = 10 \\ 5x - 2y = 4 \\ 7x = 14 \\ x = 2 \\ \\ 2(2) + 2y = 10 \\ 4 + 2y = 10 \\ 2y = 6 \\ y = 3[/tex]
(2,3)

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ahtamovashirin ahtamovashirin

26-04-2018

The answer is B (2,3)

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