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OpenStudy (jjuden):
Which equation is equivalent to x + 3y z = 3? 3x + 6y - 3z = 6 ** 4x + 12y- 4z = 12** my answer 2x + 4y - 2z = 8 2x + 3y - 4z = 12
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OpenStudy (misty1212):
HI!!
OpenStudy (misty1212):
assuming it is \[x+3y-z=3\] if you multiply all by 4 you get what you wrote
OpenStudy (misty1212):
so yes, they are the same
OpenStudy (jjuden):
so i got it right
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