How would u show work on this i will give brainliest to the first person who helps me with this

Aresearch company wants to test the claim that a new multivitamin to improve short term memory. state the objective of the experiment, suggest a population, determine the experimental and control groups, and describe a sample procedure.

6x - 8 = 16 solve the following equation. then place the correct number in the box provided.

What does x = in this equation x+3+2x=x+5