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RUDIKE [14]
3 years ago
13

There are 2 cell phone plans available from Cell phones R us company. Plan A charges 30$ a month plus $0.01 for every text messa

ge. Plan B charges $20 a month plus $0.05 for every text message. How many text messages do you need to send in order for plan A to be cheaper than plan B?
A.) 20 + 0.05m > 30 + 0.01m

B.) 20 + 0.05m < 30 + 0.01m

C.) 20 + 0.05m ≤ 30 + 0.01m

D.) 30 + 0.05m . 20 + 0.01m
Mathematics
1 answer:
mrs_skeptik [129]3 years ago
6 0
<span>A.) 20 + 0.05m > 30 + 0.01m
I think but I'm not 100% sure </span>
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NEED HELP ASAP WILL GIVE BRAINLIEST
Zepler [3.9K]

Answer:

C

Step-by-step explanation:

I used the formula. it took a long but i got it! Brainly pls!

7 0
2 years ago
The expression p/x^2 - 5x +6 simplifies to x+4/x-2. Which expression doees p represent?
gladu [14]
We know that
(ad)/(bd)=d/d time a/b=a/b since d's cancel
also
if a/b=c/d in simplest form, then a=c and b=d

we have
p/(x^2-5x+6)=(x+4)/(x-2)
therefor

p/(x^2-5x+6)=d/d times (x+4)/(x-2)
p/(x^2-5x+6)=d(x+4)/d(x-2)

therefor
p=d(x+4) and
x^2-5x+6=d(x-2)

we can solve last one
factor
(x-6)(x+1)=d(x-2)
divide both sides by (x-2)
[(x-6)(x+1)]/(x-2)=d
sub


p=d(x+4)
p=([(x-6)(x+1)]/(x-2))(x+4)
p= \frac {(x-6)(x+1)(x+4)}{(x-2)}

7 0
3 years ago
Because of hiring a plumber, y, to work x hours on a repair project can be modeled using a linear function. the plumber charges
seraphim [82]

Answer:

The plumbers cost would be equal to the equation 80+45x=y with y being the total amount of money he made and x being how many hours he worked.

Step-by-step explanation:

In this equation to find the amount the plumber was paid all you need to do is plug in the amount of hours he worked for x.

If the plumber worked his maximum of 8 hours then the equation would change from 80+45x=y to 80+(45×8)=440.

So, if the plumber worked for 8 hours he would make $440.

4 0
3 years ago
What is the solution to |x + 2| &lt; 1?
Katyanochek1 [597]

Answer:

-3 <x <-1

Step-by-step explanation:

|x + 2| < 1

There are two solutions, one positive and one negative ( remember to flip the inequality for the negative)

x+2 <1    and  x+2 > -1

Subtract 2 from each side

x+2-2 < 1-2  and  x+2-2 > -1-2

x < -1      and       x >-3

-3 <x <-1

8 0
2 years ago
A number to the 12th power divided by the same number to the 9th power equals 64 what is the number
Bess [88]

Answer:

The statement written as a formula is. a12a9=125. We can simplify the fraction, and we have. a3=125. To solve for a , take the third root

Step-by-step explanation:

8 0
3 years ago
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