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bonufazy [111]
3 years ago
5

What is the rule for Aaliyah’s machine? Try to write the rule as an equation.

Mathematics
1 answer:
Eva8 [605]3 years ago
4 0

Answer:

  f(x) = 2x +1

Step-by-step explanation:

Apparently the ordered pairs are ...

  (x, f(x)) = (1, 3), (2, 5), (3, 7), (4, 9)

We note that as x increases by 1, the value of f(x) increases by 2. The difference between f(x) and 2x is 3-2·1 = 1, so we have ...

  f(x) -2x = 1

  f(x) = 2x +1 . . . . . . add 2x

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Find x please so difficult
Colt1911 [192]

Answer:

120 degrees

Step-by-step explanation:

Attached is a screenshot.

y = 180 - 50 - 70 = 60.

x + y = 180, so x = 120

Remember to try to use parallel lines when you can

The second uses the same method, just the opposite side.

4 0
2 years ago
I need to solve using elimination
yan [13]

Answer:

x = 3, y = 2

Step-by-step explanation: Can i have brainliest

6 0
3 years ago
he volume of a fish tank is 50 cubic feet. If the density is 0.2 fish over feet cubed, how many fish are in the tank?
V125BC [204]

There are 10 fish in the tank

<em><u>Solution:</u></em>

Given that, volume of a tank is 50 cubic feet

Density is 0.2 fish over feet cubed

<em><u>To find: Number of fish in the tank</u></em>

Number of fish in the tank is found by multiplying the volume of tank and density

<em><u>The formula is given by:</u></em>

\text{Number of fish} = \tex{\text{volume of tank}} \times {\text{density of fish over feet cubed}}

<em><u>Substituting the given values, we get</u></em>

\text{Number of fish} = 50 ft^3 \times \frac{\text{ 0.2 fish}}{ft^3}\\\\ \text{Number of fish} =  50 \times 0.2 \text{ fish }\\\\ \text{Number of fish} = 10 \text{ fish }

Thus there are 10 fish in the tank

5 0
3 years ago
What is 5 1/9 - 2 5/9 equal​
stich3 [128]

I think it’s 2 5/9. You might want someone to double check it, though.

4 0
3 years ago
Read 2 more answers
3. Solve y = 2(x - 3) when:<br>a. X = 4<br>b. y = 8​
eimsori [14]

Answer:

Hello!

Ok so first you plug in y as 8 and x as 4. You first do the math in the parentheses so 4-3 is 1, then 1 times 2 is 2. It should be like this 8=2. Then you do 8 divided by 2 which is 4.

Step-by-step explanation:

8 0
2 years ago
Read 2 more answers
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