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Dafna11 [192]
3 years ago
13

Answer quick please I dont really get this

Mathematics
1 answer:
Triss [41]3 years ago
4 0

Answer:

f(9) = 24

General Formulas and Concepts:

<u>Pre-Algebra</u>

Order of Operations: BPEMDAS

  1. Brackets
  2. Parenthesis
  3. Exponents
  4. Multiplication
  5. Division
  6. Addition
  7. Subtraction
  • Left to Right

<u>Algebra I</u>

  • Function Notation

Step-by-step explanation:

<u>Step 1: Define</u>

f(x) = 4(x - 3)

f(9) is x = 9

<u>Step 2: Evaluate</u>

  1. Substitute in <em>x</em>:                    f(9) = 4(9 - 3)
  2. Subtract:                              f(9) = 4(6)
  3. Multiply:                               f(9) = 24
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The junior and senior classes at Central High School were asked to choose a destination for a field trip. The results are shown
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Solution:

We are given below frequency table:

             Amusement-Park      Museum         Broadway-Show         Total

Juniors                57                      21                      42                          120

Seniors                64                     44                      58                          166

Total                    121                     65                      100                        286

We have to find the percentage of surveyed students who chose the amusement park.

From the table, we see there are total 121 students who chose amusement park out of total 286 students.

Therefore, the percentage of surveyed students who chose the amusement park is given below:

\frac{121}{286}\times 100=42.3\%

Hence, the option A. 42.30% correct.


3 0
2 years ago
Which of the following is not a correct factorization of the binomial 10x2 + 40x ?
meriva
B. To be careful, use brackets: 10(1*2) + 4x which will be 20 + 40x or as you have it, 10*2 + 40x.
5 0
3 years ago
What is the value of the blue dot​
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Roberta makes $9 an hour plus a 10.5% commission selling jewelry an hour shift in which she sells $880 worth of jewelry. How muc
timama [110]

Answer:

Roberta earns $164.4 on an 8 hr shift.

Step-by-step explanation:

In one hour  Roberta makes $9

So if she works for 8 hours she will be making

=> ( 9 X 8)$

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Also she earns a commission of 10.5% on selling a jewellery  worth $880

So 10.5% of 880 is

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=>  0.105\times 880

=> 92.4

Hence  Roberta will be earning a total amount of

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3 years ago
2 times the difference between 49.5 and 37.5
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I belive the answer would be....
49.5-37.5=12
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6 0
2 years ago
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