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gtnhenbr [62]
3 years ago
11

Slope for (-10,-5) (0,7)

Mathematics
1 answer:
artcher [175]3 years ago
7 0
The slope is right 5 and up 6, or 6/5
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what is the value after 7 years of a car that originally costs $25,000 rate if it depreciates at a rate of 8% per year ?round yo
12345 [234]

The value of the car after 7 years of depreciation is $13,946.

In order to solve this question you need to start out with the original cost of the car and then subtract 8% of the current value each year.

After each year is the 8% depreciate amount and then the value of the car at the end of that year:

1 - $25,000 x 8% = $2,000. - $25,000 - $2,000 = $23,000

2 - $23,000 x 8% = $1,840. - $23,000 - $1,840 = $21,160

3 - $21,160 x 8% = $1,692.80. - $21,160 - $1,692.80 = $19,467.20

4 - $19,467.20 x 8% = $1,557.38. - $19,467.20 - $1,557.38 = $17,909.82

5 - $17,909.82 x 8% = $1,432.79 - $17,909.82 - $1,432.79 = $16,477.03

6 - $16,477.03 x 8% = $1,318.16. - $16,477.03 - $1,318.16 = $15,158.87

7 - $15,158.87 x 8% = $1,212.71. - $15,158.87 - $1,212.71 = $13,946.16

7 0
3 years ago
Solve for b:<br> -9 b=27
Aneli [31]
B=-3
because you divide 27 by -9 to get y by its self

4 0
3 years ago
Read 2 more answers
Anna wants to take fitness classes. She compares two gyms to determine which would be the best deal for her. Fit Fast charges a
lutik1710 [3]

The number of classes Anna can take so the total cost for the month will be the same is 5.

The monthly cost would be  $37.50.

<h3>When would the total cost be the same?</h3>

When the monthly cost is equal, both equations would be equal: 7.5x = 5.5x + 10

In order to determine the value of x, take the following steps:

  • Combine similar terms: 7.5x - 5.5x = 10
  • Add similar terms: 2x = 10
  • Divide both sides by 2 : 10 /2 = 5

Monthly cost when the cost is the same: 7.5 x 5 = $37.50

To learn more about cost, please check: brainly.com/question/25711114

#SPJ1

7 0
1 year ago
(1 - cosx) (1 + 1/cosx) = sinxtanx
Nataly [62]

Answer:

cos x ≠ 0 ⇔ x ≠ \frac{pi}{2}+k.pi ; k ∈ N

(1-cosx)(1+\frac{1}{cosx})=sinx.tanx\\\\(1-cosx)(\frac{cosx+1}{cosx})=sinx.\frac{sinx}{cosx}\\\\ \frac{1-cos^{2} x}{cosx} =\frac{sin^{2}x }{cosx}\\\\=>1-cos^{2}x=sin^{2}x

<=> cos²x + sin²x = 1

⇔ 1 = 1

=> x =  { R \ (pi/2 + k.pi); k ∈ N}

Step-by-step explanation:

5 0
3 years ago
Find the intersection of the following sets.<br><br>a= 1,2,3,4,5,6,7,8 b= 2,4,6,8,10<br>​
Neporo4naja [7]

{2,4,6,8}

Intersection means common elements in both sets

7 0
2 years ago
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