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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Subtract sides 3
Multiply sides by 6
Subtract sides 4x
Negatives simplifies
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CHECK :
Thus the solution is correct .
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Answer:
6.1071, 6.209,6.27,6.7
Step-by-step explanation: this should be the answer by just looking at it hope it helps:)
So with this, you'll be using a proportion to solve it. And here's what your equation will look like:
Firstly, you'll need to cross-multiply. Your equation will look like this:
For this, all you need to do is square root, and your answer is , however this answer can be simplified further.
In short, your answer is