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Likurg_2 [28]
3 years ago
13

3y+2x-4+5x+7 Simplify

Mathematics
1 answer:
Vinil7 [7]3 years ago
4 0

Answer:

3y+7x+3

Step-by-step explanation:

3y+2x+5x-4+

=3y+7x+3

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What is area of circle​
Deffense [45]

Answer:

depends on the radius

Step-by-step explanation:

To find the area of a circle, use the formula A = π r²

To find the area, substitute r for the radius of your circle

For example:

If I had a circle with a radius of 2,

A = π 2²

A≈12.57

Hope this helps

3 0
3 years ago
A tree that is 100 feet tall casts a shadow that is 150 feet long. Determine the angle at which the rays of the sun hit the grou
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Answer:

Step-by-step explanation:

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The angle at which the ray of the sun hit the ground is that which has a tangent equal to 100 / 150 or 2/3. This angle is equal to 33.69. Thus, the answer is letter B. 34°

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Answer:

Step-by-step explanation:

A way to make your grades go higher is by asking your teacher for extra credits. If you fail some quizzes ask your teacher to re-take it to get a better grade, another way is ask your teacher for assistance on assignments.

6 0
3 years ago
Kim and Stacy like to make necklaces. Kim has made 25 necklaces, and Stacy has made t necklaces. They have made a total of 57 ne
Alecsey [184]
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A 100-point test has x questions worth 2 points apiece and y questions worth 4 points apiece. Write an equation in Standard Form
Fofino [41]

Answer:

<h3>2x+2y = 100</h3>

Step-by-step explanation:

Total number of points in the test = 100points

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Also, if y questions worth 4 points apiece then the total number of points for y questions with 4 points each will be 4 * x i.e 4x ....... 2

Total points = eqn 1 + eqn 2

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Rearrange

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6 0
3 years ago
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