animelover730 animelover730

07-09-2018
Mathematics

contestada

Need Help plz
What is the solution to the system of equations?
2x-6y= -18
x-3y=6

A) Use the substitution method to justify that the given system of equations has no solution.

B) What do you know about the two lines in this system of equations?

Respuesta :

adegold09pep9fa adegold09pep9fa

07-09-2018

from equation 2
x = 6+3y
substitute x = 6+3y into equation
2x-6y=-18
2(6+3y)-6y=-18
12+6y-6y=-18
6y-6y=-18-12
0=-30 (nothing to solve for)

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