Respuesta :

Remove the parenthesis then sum the similar terms:

3z + 1 + 5 + 7z = 10z + 6
Space

Answer:

10z + 6

General Formulas and Concepts:

Algebra I

  • Combining Like Terms

Step-by-step explanation:

Step 1: Define Expression

(3z + 1) + (5 + 7z)

Step 2: Simplify

  1. Combine like terms (z):                    10z + 1 + 5
  2. Combine like terms (Z):                    10z + 6