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mash [69]
4 years ago
9

Kr-5x=4v+7r, solve for r

Mathematics
1 answer:
Aleonysh [2.5K]4 years ago
3 0

Heres what you need to do:

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HELP ME !! AND EXPLAIN HOW YOU GOT IT.
alukav5142 [94]

Answer:

<5=39

Step-by-step explanation:

<2=48

<3=93

<2 and <4 are equal to each other because they are alternate interior angles

93+48=141

180-141=39

5 0
3 years ago
Read 2 more answers
Maria solved the equation -5 n = -12. Her answer was n = 2. She is fairly confident about her answer, but wants to do a quick ch
lyudmila [28]
It would be the fourth answer -6(2)=-13 I think 
4 0
3 years ago
1. A wise old man once said, "500 reduced by 4 times my age is<br> 296." What is his age?
Daniel [21]

Answer:

51

Step-by-step explanation:

51×4=204

500-204=296

3 0
3 years ago
The annual tuition at a specific college was $20,500 in 2000, and $45,4120
allochka39001 [22]

Answer:

Step-by-step explanation:

Assuming the rate of increase in the cost of tuition fee per year is linear. We would apply the formula for determining the nth term of an arithmetic sequence which is expressed as

Tn = a + (n - 1)d

Where

a represents the first term of the sequence.

d represents the common difference.

n represents the number of terms in the sequence.

From the information given,

a = $20500(amount in 2000)

From 2000 to 2018, the number of terms is 19, hence,

n = 19

T19 = 454120

Therefore,

454120 = 20500 + (19 - 1)d

454120 - 20500 = 18d

18d = 433620

d = 433620/18

d = 24090

Therefore, the equation that can be used to find the tuition y for x years after 2000 is expressed as

y = 20500 + 24090(x - 1)

To to estimate the tuition at this college in 2020, the number of terms between 2000 and 2020 is 21, hence

x = 21

y = 20500 + 24090(21 - 1)

y = 20500 + 481800

y = $502300

8 0
3 years ago
What is the probability of rolling a 2 or a 5 on a six-sided number cube?
frutty [35]

Answer:

1/6 or one sixth

Step-by-step explanation:

6 0
3 years ago
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