CRAZYPUDDIN CRAZYPUDDIN

28-09-2016
Mathematics

Answered

Please help??! Solve by elemination
4x + y = 6
12x + 3y = 18
Show your work

Verified Answer :

stphncstng stphncstng

28-09-2016

Multiply -3[4x+y=6].
This gets you -12x-3y=-18.
Add the two equations together to eliminate the y.
-12x - 3y = -18
+ 12x + 3y = 18
------------------------
0 = 0
This means that these are in fact the same line, therefore there are infinite solutions.

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