trinitys2002 trinitys2002

10-01-2016
Mathematics

contestada

I am having a hard time with an Algebra question on systems of equations and graphing:
y= 5x-8
y= -5x+2

The answer choices are:
A. The solution is ____( fill in whatever the solution is).
B. There is infinitely many solutions.
C. There is no solution.
I also have to graph it so what what would I graph if need be?
Thanks so much!!!

Respuesta :

10-01-2016

1)First you substitute what we already know y equals
-5x+2=5x-8
2) if you solve that you get that x=1
3) put x back in one of the original equations
y=5(1)-8
4) then you get y as -2

A) the solution is x=1 y=-2

You would graph x and y and a coordinate point (1,-2)

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