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Vilka [71]
4 years ago
7

7 - (- __ ) = 12 what is the missing number

Mathematics
2 answers:
jarptica [38.1K]4 years ago
8 0

Answer:

7 - - 5 = 12

Step-by-step explanation:

jeyben [28]4 years ago
5 0

Answer:

7+5=12

Step-by-step explanation:

even numbers of negatives alwasy equal positive

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What is the median for this list of numbers? 3, 6, 9, 10, 12
Svetllana [295]
The answer is 9 because if you put those numbers in a life from smallest to biggest and take one off each side your left with 9
6 0
3 years ago
Read 2 more answers
I need help with this, anyone nice enough to help? :’)
kirza4 [7]

Answer:

7m³ - 11m² + 5m + 17

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> </u>

Distributive Property

<u>Algebra I</u>

  • Terms/Coefficients

Step-by-step explanation:

<u>Step 1: Define</u>

3m³ - 4m² + 8 - (-4m³ + 7m² - 5m - 9)

<u>Step 2: Simplify</u>

  1. [Distributive Property] Distribute negative:                                                  3m³ - 4m² + 8 + 4m³ - 7m² + 5m + 9
  2. Combine like terms (m³):                                                                                7m³ - 4m² + 8 - 7m² + 5m + 9
  3. Combine like terms (m²):                                                                                7m³ - 11m² + 8 + 5m + 9
  4. Combine like terms (Z):                                                                                   7m³ - 11m² + 5m + 17
3 0
3 years ago
Is it proportional or non proportional??
tankabanditka [31]

Answer:

Was meinen Sie

Step-by-step explanation:

Hast du die dritte Klasse nicht bestanden? benutze dein Gehirn.

6 0
3 years ago
Look at the photo thank you
devlian [24]

Answer:

k = 24

y = 72

Step-by-step explanation:

Direct variation Formula:

y=kx

72=3k

k = 24

y = kx

y = 24(3)

y = 72

5 0
3 years ago
Find the length of segment AB
Umnica [9.8K]

Answer:

26

Step-by-step explanation:

AB=CB so

3x+8=7x-16

-4x=-24

x=6

then plug that x value into the length which is 3x+8

so 3(6)+8=18+8=26

5 0
3 years ago
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