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serg [7]
3 years ago
9

Can someone help ?? please

Mathematics
2 answers:
Amanda [17]3 years ago
5 0
The y-intercept is the starting point. Since the temperature started at -7, we know that b in y = mx + b has to be -7. m is the slope which in our case is 3 because the temperature is changing every hour. So, because the temperature is going up, it's +3. Our equation should be y = 3x - 7.
lord [1]3 years ago
4 0
It’s the 3rs one that is what I got
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24=3(n-5) solve for n
mario62 [17]

Answer:

n = 13

Step-by-step explanation:

24 = 3 (n-5)

3n  - 15 = 24

3n = 24 +15

3n = 39

n = 39/3

n = 13

6 0
3 years ago
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How to solve this problem
zepelin [54]
6x would be 6 x ? + 2 x ? = 12 probably 6 x 1 + 2 x 3 = 12 same thing for the second one.
4 0
3 years ago
Find tan of 45 degrees
Arturiano [62]

Answer:

tan(45°) = 1

Step-by-step explanation:

We know that sin (45°) = √2/2, and cos(45°) = √2/2.

Given that tan(x) = sen(x) / cos(x), we get:

tan(45°) = (√2/2) / (√2/2) = 1

Therefore, tan(45°) = 1

Attached you will find the important angles summary

6 0
3 years ago
1. The formula for the volume of a cube is s³. If you have a cube that has a side length,s,
Vesna [10]

Answer

1.8/125 cm³

2. 13

3a. x³-17

3b. 3x-5

5. A) Power

Step-by-step explanation:

1. (2/5)³= 2/5 * 2/5 * 2/5

= 4/25 *2/5

=8/125

2. b³+(10-a)

= (2)³ + (10-5)

=(2*2*2) + (5)

= 8 + 5

= 13

3a. a number cubed = x³

seventeen  less than = -17

3b. three times a number = 3x

five = 5

5. product is when two values are multiplied (13 and 3+x)

6 0
3 years ago
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If the Math Olympiad Club consists of 13 students, how many different teams of 5 students can be formed for competitions?
rjkz [21]

Answer:

2 teams

Step-by-step explanation:

13 divided by 5 is 2.6, but you cannot split a person in half, so it would be two teams with a remainder of three people.

4 0
3 years ago
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