how many kilograms of pure water is to be added to 100 kilograms of a 30% saline solution to make it a 10% saline solution
1 answer:
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Hi again!
2x + y > 8
The correct answer is option D
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Honestly I don't think we can solve the equation to find the answer. What we can do is to find the boundary line. (I think you know what that is) After that, shading the appropriate area.
y > -2x + 8
Again, credit to my beautiful graphing calculator. Here is how it looks like.
2x + y > 8
The correct answer is option D
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Honestly I don't think we can solve the equation to find the answer. What we can do is to find the boundary line. (I think you know what that is) After that, shading the appropriate area.
y > -2x + 8
Again, credit to my beautiful graphing calculator. Here is how it looks like.
the only like-terms are on the right-hand-side, since the left-hand-side has only 1 term anyway.