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Ipatiy [6.2K]
2 years ago
14

HELP ITS MAKING ME DO ANOTHER ONE

Mathematics
1 answer:
Anna007 [38]2 years ago
4 0

Answer:

Since we know that each of the three triplets are the same age we can put next to n, 3.

And given that another child is 14 years old we can put that next to the "+" sign.

In total, it would equal 32, so put the 32 after the equal sign.

It should look like this:

3n + 14 = 32

But now they want us to solve for the triplet's ages, so we just solve for n;

3n + 14 = 32

-14          -14

3n = 18

/3     /3

n = 6, the triplet's ages are 6 years old each.

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Help pls <br> y = -x + 4<br> y = x - 2
hram777 [196]
Plug in y into the other y

X-2 = -x + 4

Put unknowns on one side and knowns on other side

2x = 6

X= 3

No need to find y because only 1 answer has 3 as x.

Answer is (3,1)
4 0
3 years ago
Read 2 more answers
On the grid below, which point is located in the quadrant where the x-coordinate is a positive number and the y-coordinate is a
ehidna [41]

Answer:

Its C I think

Step-by-step explanation:

8 0
3 years ago
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Use the elimination method to solve this system.
leva [86]

Answer:

The solution for this system is: x = -1, y = 1

Step-by-step explanation:

The problem states that we have to solve this system by the elimination method

In the elimination method, we transform the system in such a way that one variable can cancel each other. With this, we find the result of the other variable. Then, we can replace the variable we found in any of the equations, and we have the value of the variable that we had initially canceled.

In this problem, we have the following system:

1) -6x + 5y = 1

2) 6x + 4y = -10

If we add equations 1) and 2), the variable x is going to be eliminated

1) + 2)

-6x + 6x + 5y + 4y = 1 - 10

9y = -9

y = \frac{-9}{9}

y = -1

Now, we can replace the value of y in any of the equations, to find x:

I will replace in equation 2)

6x + 4y = -10

6x + 4(-1) = -10

6x = -6

x = \frac{-6}{6}

x = -1

The solution for this system is: x = -1, y = 1

5 0
3 years ago
Find the domain of the function. f(x) = 4 cos(x)/(1 − sin(x))
Artyom0805 [142]

Answer:

Domain : {x| x\neq \frac{\pi }{2} + 2\pi n}

All real numbers except x cannot equal to \frac{\pi }{2} and its following

4 0
4 years ago
A parachutist's speed during a free fall reaches 75 meters per second. What is this speed in feet per second? At this speed, how
Lady_Fox [76]

The speed in feet per second is 247.5

The parachutist will fall 4950 feet during 20 seconds.

Step-by-step explanation:

Given,

Speed during free fall = 75 meters per second

It is given that,

1 meter = 3.3 feet

75 meter = 75*3.3 = 247.5 feet

Therefore;

Speed during free fall in feet = 247.5 feet per second

Now,

1 second = 247.5 feet

20 seconds = 247.5*20 = 4950 feet

Fall during 20 seconds = 4950 feet

The parachutist will fall 4950 feet during 20 seconds.

Keywords: multiplication

Learn more about multiplication at:

  • brainly.com/question/9184197
  • brainly.com/question/916181

#LearnwithBrainly

8 0
3 years ago
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