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jolli1 [7]
3 years ago
5

If f(x) = 5x, what is rx)?

Mathematics
1 answer:
hram777 [196]3 years ago
4 0

Answer:

18x

Step-by-step explanation:

If f(x) is 5x which can also be expressed 5(x)

Then r(x) is a number then x

f is the fifth digit in the alphabet

So fx is 5x

r is the 18 th letter so

18x

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Simplify 2(x - 4) + 7(x + 2).
Sauron [17]

Answer:

9x+6

Step-by-step explanation:

2(x-4)= 2x-8

7(x+2)= 7x+14

2x-8+7x+14

clt

9x6

3 0
3 years ago
There are 460 studets enrolled at Freedom Academy. 40 percent of the students are male. How many students are male?
fomenos
184 students are male 
40/100= x/460
you are going to divide 460 by 100 and you'll get 4.6 
then you'll want to multiply 4.6 by 40 and you'll get your answer
7 0
3 years ago
The work that Yi did to find the greatest common factor of 42 and 63
Lilit [14]

Answer:

21

Step-by-step explanation:

factors of 42: 1,42, 2,<u>21</u>, 3,14, 6,7

factors of 63: 1,63, 3,<u>21</u>, 7,9

7 0
3 years ago
What is the distance between P(-3,-25) and Q(50,-2)
Karolina [17]
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above  is the distance formula, plugging your numbers from P(x1,y1) and Q(x2,y2).

Dist =  \sqrt{(50-(-3))^{2}  + (-2-(-25))^{2} }
or\sqrt{ 53^{2} + 23 ^{2} }


4 0
3 years ago
Can I get help on 6 and 7
Aloiza [94]
The cost depend on the number pencils, so the cost is the y and # of pencils is the x
Same as for question 7
To graph, the length depend on the time, so length is y, time is x
6. Linear
7. Not

6 0
3 years ago
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