> > mary jo decided to solve the equation 3x-2=-x-6 by entering each of the exppressions into her graphing calculator.

mary jo decided to solve the equation 3x-2=-x-6 by entering each of the exppressions into her graphing calculator.

to solve the equation as a system, she entered y=3x-2 and y= -x-6. ...

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mary jo decided to solve the equation 3x-2=-x-6 by entering each of the exppressions into her graphing calculator.

to solve the equation as a system, she entered y=3x-2 and y= -x-6.
when she used the calculator to find the intersection, she found x=-1 and y=-5.
is she right?
if so show how she is correct

Answer

3x-2=-x-6 3x+x=2-6 4x=-4 x=-4/4=-1 y=3*(-1)-2=-3-2=-5 y=-(-1)-6=1-6=-5 She is right.

Virtual Teaching Assistant: John B.
Question Level: Basic
Karma: Free
Upload Date: 5/31/2017

This 55 words question was answered by John B. on StudySoup on 5/31/2017. The question contains content related to Math Since its upload, it has received 54 views.

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