Steps to solve:
-4z + 4 + 12z = 3z + 4 + 5z
~Combine like terms
8z + 4 = 8z + 4
~Subtract 4 to both sides
8z = 8z
~Divide 8 to both sides
0 = 0
All real numbers are solutions.
Set builder notation: {x | R}
This is an identity since every value can be a solution to the equation.
Best of Luck!
It would take the bullet 25 seconds to travel 5,000 meters (:
Step-by-step explanation:

Answer:
5%
Step-by-step explanation:
900/3=300
300/6000=0.05
0.05=5%
Answer: don't know sorry
Step-by-step explanation: