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N76 [4]
4 years ago
5

PLEASE ANSWER 20 POINTS + BRAINLIEST

Mathematics
1 answer:
KIM [24]4 years ago
7 0

Answer:

t =  54.85714 seconds

Step-by-step explanation:

t = 12(210)+9000/210

t = (2520 + 9000) / 210

t = 11520 / 210

t =  54.85714 seconds

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WILL GIVE BRAINLIEST!!!<br> Solve 3(2x - 3) = 15. Explain ALL steps.
butalik [34]

Answer:

x=4

Step-by-step explanation:

distributive property goes first.

you get 6x-9=15

add 9 on both sides so 9 cancells out on the left side.

you get 6x=24

divide by 6 and you get x=4

6 0
2 years ago
Read 2 more answers
PLEASE HELP I HAVE PICTURE!!!
ludmilkaskok [199]

3rd option: -\frac{1}{2} < t \leq 3 is the correct answer

Step-by-step explanation:

First of all, we have to observe the number line

Observing the number line we can see that the number -0.5 or -1/2 is not included in the solution as the circle on -1/2 is empty. An empty circle means that the number is not included in the solution.

While on the other side we can see that 3 has a filled circle which means 3 is included in the solution

This means that the solution might be:

t>-0.5\\and\\t \leq 3

By comparing the observation and the answer choices we can conclude that

3rd option: -\frac{1}{2} < t \leq 3 is the correct answer

Keywords: Inequalities, solution

Learn more about inequalities at:

  • brainly.com/question/4703820
  • brainly.com/question/4706270

#LearnwithBrainly

4 0
3 years ago
-15
otez555 [7]
The next one is 16 probably
6 0
3 years ago
I NEED HELP ASAP
loris [4]

Answer:

V = PI*r2h

In plain english the volume of a cylinder can be calculated by squaring the radius, multiplying that value by PI, then multiplying by the height. You can also think of it as finding the area of a flat circle (PI * radius squared) and multiplying by the height to find volume.

Here is a step-by-step case that illustrates how to find the volume of a cylinder with a radius of 3 inches and a height of 5 inches. In this example PI will be 3.14.

V = pi * r2 * h

= pi * 32 * 5

= pi * 9 * 5

= 3.14 * 45

= 141.37 cubic inches

Step-by-step explanation:

The formula for the volume of a cylinder is V=Bh or V=πr2h . The radius of the cylinder is 8 cm and the height is 15 cm.

6 0
3 years ago
Fellpe received 2/3 of the 120 votes cast for class vice-president.
myrzilka [38]

Answer: 80 is 2/3 of 120

3 0
3 years ago
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