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Mekhanik [1.2K]
3 years ago
15

Someone please help me

Mathematics
1 answer:
Tamiku [17]3 years ago
5 0

Answer: r= 5/2 or r= 2 1/2

Step-by-step explanation:

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Substitute (= 3 and 1-6 to determine if the two expressions are equivalent.
mezya [45]

Answer:a b d

Step-by-step explanation:

4 0
3 years ago
A fan is marked up 40% on the original price the original price was 20$ what is the new price of the fan before sales tax
Art [367]

Answer:

28 dollars is the new price.

Step-by-step explanation:


6 0
3 years ago
Solve for the value of m.<br> 38°<br> (8m+4)°
Neporo4naja [7]

Answer:

m = 6

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

<u>Algebra I</u>

  • Equality Properties
  • Combining Like Terms

<u>Geometry</u>

  • Complementary Angles - Angles that add up to 90°

Step-by-step explanation:

<u>Step 1: Set Up Equation</u>

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

(8m + 4)° + 38° = 90°

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

  1. Combine like terms:                    8m + 42 = 90
  2. Isolate <em>m</em> term:                             8m = 48
  3. Isolate <em>m</em>:                                      m = 6
4 0
3 years ago
W/3-5=3 <br> can someone help me in this question
creativ13 [48]
3-5 is equal to -3 not positive 3 cause it's mines, less than 0.
Hope this help!
If it's wrong sorry cause I understand the question like this
8 0
3 years ago
Read 2 more answers
You are ordering a meal and have $15 to spend on. The restaurant charges 6% sales tax and you plan to leave a 15% tip. The equat
Lynna [10]
Just solve the equation, x + 0.15x + 0.06x = 15
1.21x = 15,
x = $12.39 (nearly)
4 0
3 years ago
Read 2 more answers
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