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Yanka [14]
3 years ago
14

Solve for x 3 (x + 5) = 9​

Mathematics
2 answers:
oksano4ka [1.4K]3 years ago
5 0

Answer:

x = - 2

Step-by-step explanation:

Given

3(x + 5) = 9 ← divide both sides by 3

x + 5 = 3 ( subtract 5 from both sides )

x = - 2

kicyunya [14]3 years ago
3 0

Answer:

- 2

Step-by-step explanation:

3 ( x + 5 ) = 9

x + 5 = 9 / 3

x + 5 = 3

x = 3 - 5

x = - 2

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Answer:

Step-by-step explanation:

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1. For the function f(x) = 3x + 1, find f(-2). (substitute -2 in for x)
puteri [66]

Answer:

f(-2) = -5

General Formulas and Concepts:

<u>Pre-Algebra</u>

Order of Operations: BPEMDAS

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  6. Addition
  7. Subtraction
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<u>Algebra I</u>

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Step-by-step explanation:

<u>Step 1: Define</u>

f(x) = 3x + 1

f(-2) is x = -2

<u>Step 2: Evaluate</u>

  1. Substitute in <em>x</em>:                    f(-2) = 3(-2) + 1
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  3. Add:                                     f(-2) = -5
4 0
3 years ago
Identify the outlier in the data set 6, 9, 3, 2, 10, 138, 13. Then, find the mean with and without the outlier. If necessary, ro
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138 is the outlier since it is more than 1.5 * IQR past the third quartile of the data set.

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Step-by-step explanation:

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Answer:

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Step-by-step explanation:

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6 0
3 years ago
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