Khanshell Khanshell

08-01-2019
Mathematics

contestada

solve the system of equations. y - 4x =0 and 3x + 6y=9

Respuesta :

SydneySamuel SydneySamuel

03-01-2020

Answer:

y-4x =0

3x+6y=9

making y subject in equation 1

y= 4x

put y into eqn 2

3x+6(4x) = 9

3x+24x = 9

27x=9

divide both sides by 27

x= 9/27

[tex]x = \frac{1}{3} [/tex]

y=4x

y= 4(1/3)

[tex]y = \frac{4}{3} [/tex]

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