Eagles122 Eagles122

23-03-2017
Mathematics

contestada

3x - 2y = 10
5x + y = 4
When solving this system of equations by elimination, which could be the resulting equation when a variable has been eliminated?

A)
13x = 18

B)
-7x = 2

C)
-7y = 62

D)
8x - y = 14

Respuesta :

thinker101 thinker101

23-03-2017

3x-2y=10
2(5x+y=4)
3x-2y=10
10x+2y=8
Answer 13x=18

Answer Link

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