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Kruka [31]
3 years ago
15

Simplify ( 4 7 / 16 21 )/ 5 -8​

Mathematics
1 answer:
aleksley [76]3 years ago
5 0

Answer:

Step-by-step explanation:

( 4 / 21 ) ( 7 / 16 ) ( 15 / 9 )

= ( 2 × 2 × 7 × 3 × 5 )/( 3 × 7 × 2 × 2 × 2 × 3 × 3 )

 

= ( 5 )/ ( 2 × 3 × 3 )

= 5 / 18

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Answer:

q = 14

General Formulas and Concepts:

  • Order of Operations: BPEMDAS
  • Equality Properties
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Step-by-step explanation:

<u>Step 1: Set up equation</u>

<em>The 2 angles must add up to 90°.</em>

(4q - 5)° + 39° = 90°

<u>Step 2: Solve for </u><u><em>q</em></u>

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  2. Subtract 34 on both sides:          4q = 56
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In a statistics class, 10 scores were randomly selected with the following results (mean = 71.5): 74, 73, 77, 77, 71, 68, 65, 77
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Answer:

Range: 12

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Formula:

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