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telo118 [61]
3 years ago
10

PLEASE ANSWER I DO NOT UNDERSTAND... PLEASE AND THANK YOU

Mathematics
1 answer:
scZoUnD [109]3 years ago
5 0

Answer:

7) First Circle

8)Also First Circle

Step-by-step explanation:

For the first one simplify the bottom expression to get (x-3)(x+7), then cancel out the numerator and x+7 to get 1/x-3. The restrictions are when you solve for x-3 and x+7

The second one is the same thing but this time we simplify the numerator to get (x+2)(x-5). Then, cancel out both x+2. Then you get x-5 as the answer and the restriction is -2 because x+2 is the denominator.

Hope this helps!

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Answer:600 miles apart


Step-by-step explanation: one inch is 100 miles multiply that by 6 you get 600 miles


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Please help!!! 20 POINTS!!
Sedbober [7]

Answer:

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Step-by-steit would be 9 by 6p explanation:

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what is the volume of the cylinder shown below to the nearest hundredth of a cubic meter 3.5 m w 2 m height ​
Studentka2010 [4]

Answer:

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Step-by-step explanation:

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Read 2 more answers
Solve for K 2(k - 5) + 3k = k + 6
Alexandra [31]

Answer:

k = 4

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

Equality Properties

  • Multiplication Property of Equality
  • Division Property of Equality
  • Addition Property of Equality
  • Subtract Property of Equality

<u>Algebra I</u>

  • Terms/Coefficients

Step-by-step explanation:

<u>Step 1: Define</u>

2(k - 5) + 3k = k + 6

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

  1. Distribute 2:                               2k - 10 + 3k = k + 6
  2. Combine like terms:                  5k - 10 = k + 6
  3. Subtract <em>k</em> on both sides:          4k - 10 = 6
  4. Add 10 on both sides:               4k = 16
  5. Divide 4 on both sides:             k = 4

<u>Step 3: Check</u>

<em>Plug in k into the original equation to verify it's a solution.</em>

  1. Substitute in <em>k</em>:                    2(4 - 5) + 3(4) = 4 + 6
  2. (Parenthesis) Subtract:       2(-1) + 3(4) = 4 + 6
  3. Multiply:                               -2 + 12 = 4 + 6
  4. Add:                                     10 = 10

Here we see that 10 does indeed equal 10.

∴ k = 4 is the solution to the equation.

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3 years ago
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If she already has 5, she would need to buy 27 more bracelets to have 32. So she would need to buy 8 packs of bracelets to give all her friends bracelets.
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