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Harrizon [31]
3 years ago
15

Grace's average in Math for the first nine weeks was an 88. her second nine weeks average decreased 12.5%. What was her average

for the second nine weeks?

Mathematics
2 answers:
AlekseyPX3 years ago
8 0
Her average on the second 9 weeks was 63
just olya [345]3 years ago
5 0
Here is the procedure for solving

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Answer:

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Step-by-step explanation:

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B.<br> f(x) = -1x - 4; Find f(-3)
Margaret [11]

Answer:

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General Formulas and Concepts:

<u>Pre-Algebra</u>

Order of Operations: BPEMDAS

  1. Brackets
  2. Parenthesis
  3. Exponents
  4. Multiplication
  5. Division
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  7. Subtraction
  • Left to Right<u> </u>

<u>Algebra I</u>

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Step-by-step explanation:

<u>Step 1: Define</u>

<em>Identify</em>

f(x) = -1x - 4

<u>Step 2: Evaluate</u>

  1. Substitute in <em>x</em> [Function f(x)]:                                                                          f(-3) = -1(-3) - 4
  2. Multiply:                                                                                                             f(-3) = 3 - 4
  3. Subtract:                                                                                                            f(-3) = -1
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The answer is 360 miles since he can drive 60 miles per hour so just multiply 60x6 and your answer is 360
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