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Margaret [11]
3 years ago
11

F(x)=-5x-14 find f(-9)

Mathematics
1 answer:
Pepsi [2]3 years ago
6 0

Answer:

f(-9)=31

Step-by-step explanation:

f(x)=-5x-14

f(-9)=-5(-9)-14

f(-9)=45-14

f(-9)=31

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I need help with this pls
Alexxx [7]

Hello!

<u>What is an x-intercept</u>:

 ⇒ <em>value of x</em> when the <em>value of y</em> equals '0'

       8x + 5y=25\\8x+5(0)=25\\8x=25\\\\x=\dfrac{25}{8}

  x-intercept is <u>25/8</u>

<u></u>

<u></u>

<u>What is a y-intercept:</u>

 ⇒ <em>value of y</em> when the <em>value of x</em> equals '0'

       8x+5y=25\\8(0)+5y=25\\5y=25\\y=5

   y-intercept is <u>5</u>

<u></u>

Hope that helps!

<u />

5 0
1 year ago
Depreciation is the decrease in value of an item. Three years ago, Aaron bought a computer for $930. The computer is now worth $
Umnica [9.8K]

Answer:

$120

Step-by-step explanation:

930-570=360 (Price difference in 3 years)

360 divided by 3= 120 (Price difference for each of the 3 years)

7 0
3 years ago
John gave 23/25 of an orange to his best friend. What
Zarrin [17]

Answer:

80%

Step-by-step explanation:

3 0
3 years ago
Read 2 more answers
Factor the polynomial: 3x(x-6) + 8(x-6)
neonofarm [45]

Answer:

C

You just split the equation, as the brackets are both same. If you take (x-6) out, it will leave you with 3x+8.

Therefore, (x-6)(3x+8) is the answer.

3 0
3 years ago
Read 2 more answers
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makkiz [27]
So if there is 7 people and shakes the hand of everyone once it would be  6 shakes for one person to shake all the 7 people.6 because himself is counted as one.
So if we multiply 6x7 we would have our answer which in this case is 42 
42 handshakes in total from everybody.
4 0
4 years ago
Read 2 more answers
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