Question

What is the solution to 2(z+3)+(5-3z)?

Answer 1

1 
Simplify
2(z+3)+5-3z

2
 Expand
2z+6+5−3z

3
 Collect like terms
(2z-3z)+(6+5)

4
 Simplify
−z+11

5
 Regroup terms
11−z

So....in short, your answer is 11-z

I hope this helps, and have a great day. :)

Answer 2

Z=2.2 is the right solution :)