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never [62]
3 years ago
13

I need help please!!!

Mathematics
2 answers:
Lady bird [3.3K]3 years ago
7 0
The answer is B. f = 4.5n
frutty [35]3 years ago
5 0
The correct answer is B: f=4.5n
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Mai runs around a 400-meter track at a constant speed of 200 meters per minute. How many minutes does it take Mai to complete 4
Margaret [11]

Answer:

8 min

Step-by-step explanation:

4 0
3 years ago
consider the function represented by the equation 16b = 4r - 12. write the equation in function notation, where b is the indepen
katovenus [111]

When you write a function in the form y=f(x), y is the dependent variable, and x is the independent variable.

So, if b is the independent variable, it means that we have to solve the expression for r.

To do so, we perform the following steps: start with

16b = 4r - 12

Add 12 to both sides

16b+12 = 4r

Divide both sides by 4:

4b+3 = r

So, we wrote the expression in the form r = f(b) = 4b+3, which means that r is the dependent variable and b is the independent variable, as requested.

4 0
3 years ago
PLEASE HELP! HURRY! since its 2 questions, ILL GIVE MORE POINTS!
VARVARA [1.3K]

A. m = 0 || This is incorrect, because m being equal to 0 is a solution in and of itself.

B. m = m || This is incorrect, because m being equal to itself means that there are an infinite number of solutions.

C. 2m + 1 = m - 2 | m = -3 || This is incorrect, because m can be solved for and has a solution.

D. m + 4 = m - 4 | 4 = -4 || This is correct because 4 is not equal to -4, and thus there is no solution.

Hope this helps!! :)

6 0
4 years ago
Factor the expression 3b+18b+21
GrogVix [38]

Answer:

21b+21

Step-by-step explanation:

1. simply, combine like terms

3b t 18b +21

add 3b and 18b

it gives u 21b +21

3 0
3 years ago
What is the following sum? 5(3sqrtx)+9(3sqrtx)
Shtirlitz [24]

Answer:

3rd option: 14(\sqrt[3]{x})

Step-by-step explanation:

5 0
3 years ago
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