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Alex777 [14]
3 years ago
5

Someone help me find this answer

Mathematics
1 answer:
Vanyuwa [196]3 years ago
5 0
Finding the perimetre: 7x+4x-3+x=12x-3

Good luck!
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PLEASE HELP:URGENT
trasher [3.6K]
The answer is C: 80 feet
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One week in the summer Hanna worked 5 days. Each day she earned $2 more than the previous day. She earned a total of $60. How mu
Alexeev081 [22]

Answer:10$

Step-by-step explanation:

you have to times 5 and 2 u will get do$

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3 years ago
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If you rent a car for one day and drive 225 miles, the cost is $80. If you drive 350 miles in one day, the cost is $105. Let cm)
kolezko [41]

Answer:

a) (x_1 = 225, y_1 = 80) , (x_2 = 350, y_2 = 105)

And we want to find a function:

C (m) = b_1 m + b_0

We can find the slope with this formula:

b_1= \frac{105-80}{350-225}= \frac{25}{125}=0.2

And then we can use the point  (x_1 = 225, y_1 = 80) to find the intercept b_o and we got:

80 = 0.2*225 +b_0

b_0 = 80-45 = 35

So then the linear function is given by:

C(m) = 0.2 m + 35

b) For this case we have that m = 475 so we can replace into the function to find the cost like this:

C(m =475) = 0.2*475 + 35 = 130

And for the other case we have a cost of 155 and we want to find the number of miles associated so we can do this:

155 = 0.2m + 35

155-35= 120 = 0.2 m

m= \frac{120}{0.2}= 600 mi

Step-by-step explanation:

For this case we can define the following notation:

m= represent the miles travelled

C= represent the cost

Part a

For this case we have the following two points given:

(x_1 = 225, y_1 = 80) , (x_2 = 350, y_2 = 105)

And we want to find a function:

C (m) = b_1 m + b_0

We can find the slope with this formula:

b_1= \frac{105-80}{350-225}= \frac{25}{125}=0.2

And then we can use the point  (x_1 = 225, y_1 = 80) to find the intercept b_o and we got:

80 = 0.2*225 +b_0

b_0 = 80-45 = 35

So then the linear function is given by:

C(m) = 0.2 m + 35

Part b

For this case we have that m = 475 so we can replace into the function to find the cost like this:

C(m =475) = 0.2*475 + 35 = 130

And for the other case we have a cost of 155 and we want to find the number of miles associated so we can do this:

155 = 0.2m + 35

155-35= 120 = 0.2 m

m= \frac{120}{0.2}= 600 mi

6 0
3 years ago
The figure below shows the quotient of fraction 3 over 5 Division sign fraction 2 over 5 using a rectangle model.
ICE Princess25 [194]
It should be 1 1/2 but not 100%sure
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On the blueprint for a new house, the length of a room, which is supposed to
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Answer:

6 inches

Step-by-step explanation:

just divide both 12 and 8 by 2 since 4 is half of 8.

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