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Ludmilka [50]
3 years ago
15

What is -15+n=-9 plz help

Mathematics
1 answer:
soldi70 [24.7K]3 years ago
6 0

Answer:

n = 6

General Formulas and Concepts:

<u>Pre-Alg</u>

  • Order of Operations: BPEMDAS
  • Equality Properties

Step-by-step explanation:

<u>Step 1: Define equation</u>

-15 + n = -9

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

  1. Add 15 to both sides:          n = 6

<u>Step 3: Check</u>

<em>Plug in n to verify it's a solution.</em>

  1. Substitute:                    -15 + 6 = -9
  2. Add:                              -9 = -9
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