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Daniel [21]
3 years ago
9

If two boxes of cereal and a jug of milk cost $8.50, and three boxes of cereal and two jugs of milk cost $14.00, how much does a

box of cereal cost?
Mathematics
1 answer:
Citrus2011 [14]3 years ago
3 0

Answer:

$3

Step-by-step explanation:

Let c represent the cost of a box of cereal and let m represent the cost of a jug of milk.

Create a system of equations:

2c + m = 8.5

3c + 2m = 14

Solve by elimination by multiplying the top equation by -2:

-4c - 2m = -17

3c + 2m = 14

Add them together and solve for c:

-c = -3

c = 3

So, a box of cereal costs $3

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Answer:

\frac{2b\sqrt{a} }{3}

Step-by-step explanation

=\frac{\sqrt{4ab^2}}{\sqrt{9}}

=\sqrt{9}=3\\

=\frac{\sqrt{4ab^2}}{3}

=\frac{\sqrt{4}\sqrt{a}\sqrt{b^2}}{3}\\

=\sqrt{4}=2

=\frac{2\sqrt{a}\sqrt{b^2}}{3}

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Answer:

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Step-by-step explanation:

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Step-by-step explanation:

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3 years ago
Which of the following shows the equation y = x2 + 8x + 14 in vertex form?
Musya8 [376]
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another way to do it:
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