What is the answer to -0.3x 2=0.4x-0.1

The physical fitness of an athlete is often measured by how much oxygen the athlete takes in (which is recorded in milliliters per kilogram, ml/kg). the mean maximum oxygen uptake for elite athletes has been found to be 60 with a standard deviation of 7.2. assume that the distribution is approximately normal.

Ijust need to see how to do this. so you don’t have to answer all of them just a step by step explanation of one.

Ineed to know the ordered pairs for this equation i need the answer quick because it’s a timed test