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3 years ago

Given 1x) = 10-2x, find f(7).

Mathematics

1 answer:

Margaret [11]3 years ago

6 0

Step-by-step explanation:

Given that,

f(x) = 10 - 2x

We are asked to calculate the value of f(7).

Substitute the value of x as 7 in the polynomial to find the value of f(7).

→ f(7) = 10 - 2(7)

→ f(7) = 10 - 14

→ <u>f(7) = -4</u>

Therefore, –4 is the required answer.

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Need help on this question. How do you find x?

dmitriy555 [2]

$\log_2(\log_2x)=2\\2^{\log_2(\log_2x)}=2^2\\\log_2x=4\\2^{\log_2x}=2^4\\x=16$

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3 years ago

Help me out? tysvm!!!

Sophie [7]

Answer: 103

Step-by-step explanation:

8 x 6.5 = 52,

52 + 8 = 60 (pints in total)

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120 - 17 = 103

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3 years ago

Solve for p 2p - 5 = 9

Anestetic [448]

Answer:

p = 7

Step-by-step explanation:

2p - 5 = 9

(remove the 5 from each side by adding)

2p=14

(divide by 2 to isolate the variable)

p=7

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3 years ago

Read 2 more answers

Three friends collected aluminum cans from the neighborhood to recycle in total they receive 300 cans many collected 90 Jim coll

spin [16.1K]

Given

Total cans = 300

Manny= 90

Jim =100

Bob=110

Now their percentage

Manny percentage

$\begin{gathered} manny=\frac{90}{300}\times100\text{ \%} \\ \\ Manny\text{ percentage=}\frac{90}{3}\text{ \%} \\ \\ Manny\text{ percentage =30 \%} \end{gathered}$

Jim Percentage

$\begin{gathered} Jim=\frac{100}{300}\times100\text{ \%} \\ Jim\text{ percentage=}\frac{1}{3}\times100\text{ \%} \\ Jim\text{ percentage=33.333\%} \end{gathered}$

Bob percentage

$undefined$

6 0

1 year ago

Solve (-5/2)x ‐ 5 = -55

Dmitry_Shevchenko [17]

Answer: 5

Step-by-step explanation: add 5 on each side and you get -50 then divide -5/2 with -50 and get 5

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3 years ago