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Algebra 20 Online
OpenStudy (anonymous):

Which classification best describes the following system of equations?

OpenStudy (anonymous):

OpenStudy (anonymous):

@MrProphecyXII

OpenStudy (anonymous):

@Vocaloid

Vocaloid (vocaloid):

divide the first equation by 3

OpenStudy (anonymous):

ok

OpenStudy (anonymous):

i did x+2y-6z-36

OpenStudy (anonymous):

@Vocaloid

Vocaloid (vocaloid):

check once more, make sure to divide everything by 3

OpenStudy (anonymous):

so far everything seems right

OpenStudy (anonymous):

i did

OpenStudy (anonymous):

okay what did you get

OpenStudy (anonymous):

oh wait

Vocaloid (vocaloid):

12z/3 = ?

OpenStudy (anonymous):

x+2y-4x=12

Vocaloid (vocaloid):

(x+2y-4z = 12) now divide the third equation by 4

OpenStudy (anonymous):

x+(1/2y)-2z=6

OpenStudy (anonymous):

thats what you should get

OpenStudy (anonymous):

right

Vocaloid (vocaloid):

not quite, try once more the third equation is 4x+8y-16z = 48 now divide this equation by 4

OpenStudy (anonymous):

x+(1/2y)-1z=3

Vocaloid (vocaloid):

8y/4 = ?

OpenStudy (anonymous):

yeah then you should get your answer

OpenStudy (anonymous):

x+2y-1z=3

Vocaloid (vocaloid):

not quite.... 16z/4 = ?

OpenStudy (anonymous):

ok i am getting confused its ok i can guess on this question

Vocaloid (vocaloid):

4x+8y-16z = 48 divided by 4 is x + 2y - 4z = 12, does that make sense?

OpenStudy (anonymous):

i know the answer

Vocaloid (vocaloid):

4x/4 = x 8y/4 = 2y 16z/4 = 4z so the third equation becomes x + 2y - 4z = 12

OpenStudy (anonymous):

what is it @bubbleslove1234

OpenStudy (anonymous):

is 12 a answerchoice

OpenStudy (anonymous):

no the answers are above with my question; its an image with the choices to select from

OpenStudy (anonymous):

what do you think it is

OpenStudy (anonymous):

honestly i don't know i am going to try graphing it

OpenStudy (anonymous):

kk try to graph it

OpenStudy (anonymous):

are you getting it

OpenStudy (anonymous):

not yet I'm just going to skip it

OpenStudy (anonymous):

then come back

OpenStudy (anonymous):

are you taking this test also? e2020

OpenStudy (anonymous):

i did last summer because i do vitual

OpenStudy (anonymous):

classes

OpenStudy (anonymous):

ok so your not takeing alg 2 this year

OpenStudy (anonymous):

nope alredy did

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