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I am Lyosha [343]
1 year ago
5

15. On the cross-country team, 7th graders

Mathematics
1 answer:
ch4aika [34]1 year ago
6 0
“x = 1.15” is the answer
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What is the inverse of the function f(x)= 6x-5/x+9
Goshia [24]

Answer:

Inverse of -5-9x/x-6

Step-by-step explanation:

Steps:

1: Interchange the variables x and y.      

x=6y-5/y+9

2: Solve x = 6y-5/y+9 for y

3: Multiply both sides by y+9

4: Simplify and Expand

5: Subtract 9x from both sides.

6: Simplify and Subtract y from both sides then Simplify again

7: Divide both sides by x-6

Answer: Inverse of -5-9x/x-6

<em><u>Hope this helps.</u></em>

6 0
3 years ago
Read 2 more answers
Evaluate 4k2 + 3 when k = 5
lyudmila [28]

Answer:

103

Step-by-step explanation:

Evaluate 4k2 + 3

To evaluate 4k² + 3, when k = 5, which means when you sees k, put 5 in replacement

4k² + 3 = 4(5)² + 3

4(5×5) + 3

4(25) + 3

open the bracket

4 × 25 = 100

∴ 100 + 3 = 103

Please mark me brainliest  

7 0
3 years ago
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I need help or my report card is gonna have a f its coming out tommorow
OverLord2011 [107]

Answer:

F.

A.

Step-by-step explanation:

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8 0
3 years ago
Find the percent of increase or decrease. Round to the nearest tenth of a percent where necessary.
Umnica [9.8K]

Answer:

Step-by-step explanation:

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8 0
2 years ago
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Layla has 5.49 pounds of wood she divides it into 7 <br> so basically 5.49÷7
Nuetrik [128]

Answer:

0.7842857142857143

Step-by-step explanation: i would right an explanation but i cant put it all so you will just have to trust me

7 0
3 years ago
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