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nata0808 [166]
3 years ago
15

One week, Rachel earned $250. She spent $120 on food, $30 on miscellaneous items, and saved the rest.

Mathematics
1 answer:
Helen [10]3 years ago
8 0
250 is the total
120 is 48% of 250
A pie chart is a complete circle which is 360 degrees and 48% of 360 is 172.8 round that up to 173 degrees

The answer is 173
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If f(x) =x 2 + 10, what is f (-5)?
lisov135 [29]

Answer:

f(-5) = 35

General Formulas and Concepts:

<u>Pre-Algebra</u>

  • Order of Operations: BPEMDAS

<u>Algebra I</u>

  • Function Notation

Step-by-step explanation:

<u>Step 1: Define</u>

f(x) = x² + 10

f(-5) is x = -5

<u>Step 2: Evaluate</u>

  1. Substitute:                    f(-5) = (-5)² + 10
  2. Exponents:                   f(-5) = 25 + 10
  3. Add:                              f(-5) = 35
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Answer:

The standard deviation of the set is: 1.5

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