Question

Combine the Expression: (3z + 1) + (5 + 7z)

Answer 1

Answer: 10z + 6

Step-by-step explanation: So you simplify the expression by adding 3z and 7z to get 10z. Next u add 1 and 5 to get 6. Combine those two to get the final answer of 10z+6.

Answer 2

10z + 6

Explanation:

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

Drop the parentheses since they are unnecessary.

= 3z + 1 + 5 + 7z

Group like terms together.

= 3z + 7z + 1 + 5

Combine like terms.

= 10z + 6