greenlollipop3 greenlollipop3

16-11-2018
Mathematics

contestada

HELP...... which is a solution of the equation? 2x - y = 0

a. ( 3, -1 )

b. ( 2, -4 )

c. ( 1, 2 )

d. 3

Respuesta :

nap14hockey nap14hockey

16-11-2018

All we need to do is plug the numbers into the equation.

A:

[tex]2(3)--1=0\\6--1=0\\7\neq0[/tex]

Not A.

B:

[tex]2(2)--4=0\\4--4=0\\8\neq0[/tex]

Not B.

C:

[tex]2(1)-2=0\\0=0[/tex]

C is the correct answer

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