Zoey J.
asked • 06/26/19Write a single linear equation in three variables that has (-2, 5, -3) as a solution.
options are:
a. (6x+3y-3z)2=12
b. 6x+3y-3z=-6
c. 6x+3y-3z=12
d. 6x-3z=12
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1 Expert Answer
Sister Maria D. answered • 06/26/19
Tutor
5.0
(674)
Experienced Algebra 2 Teacher and Tutor
Hi Zoey.
Do you see how to do it? Substitute -2 for x, 5 for y, and -3 for z into the each of the 4 answer choices and see which one comes out to be true.
Sincerely,
Sr. Maria D.
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Stephen C.
And you can save yourself a few seconds by noting that option (a) is not a linear equation, and option (d) only has 2 variables, not 3. So you really just need to test options (b) and (c).06/27/19