Respuesta :

Space

Answer:

b = 24/5

General Formulas and Concepts:

Pre-Alg

  • Order of Operations: BPEMDAS
  • Equality Properties

Step-by-step explanation:

Step 1: Define equation

12 = 5/2b

Step 2: Solve for b

  1. Rewrite:                                        5/2b = 12
  2. Divide both sides by 5/2:            b = 24/5

Step 3: Check

Plug in b to verify it's a solution.

  1. Substitute:                    12 = 5/2(24/5)
  2. Multiply:                        12 = 12