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Sauron [17]
3 years ago
14

Solve the system of equations.

Mathematics
1 answer:
MAXImum [283]3 years ago
8 0

Answer:

D. (-2, -6) and (5,15)

Step-by-step explanation:

When you set the equations together, you get x^2-3x-10. You then set this equation equal to zero and get (x-5)(x+2) or x=-2 and x=5. Then, plug these x-values into each equation to get your y-values.

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The length of a rectangle is 5 less than 3 times its width. The perimeter is
My name is Ann [436]

Answer:

The length is 28 and the width is 11

Step-by-step explanation:

To solve this problem, we can make the width as x.

Since the length is 5 less than 3 times the width, it's going to be 3x - 5

So now we've got the length and width, just need to find the perimeter, which is all the sides added up together. They already gave us the perimeter, so we just have to solve the equation:

2(3x - 5) + 2x = 78

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Answer: Length = 28 (don't forget to add the unit if there is one)

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2 years ago
If the radius of the wheel below is 4.2 inches. What is the area of the wheel? Round to the nearest tenth place value.
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Answer:

A = 55.4 in^2

Step-by-step explanation:

6 0
3 years ago
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What is the range of the function shown in the graph below? answer type: interval, all real values except one, all real values e
Sever21 [200]

Answer:

Hey there!

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Hoochie [10]
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Substitute the known values to the equation,

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Hence, the answer to this item is the third choice, -5/32. 
5 0
4 years ago
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