Sydeny says that 4/8 is closer to 0 than to 1

Quick translate "x is 12 units from 20" into an equation. what are the values of x being described? if you can answer any of my other questions that'd be great too

100 points, hi, i’m not sure what to do here,the data doesn’t seem to be quadratic .? can anyone me, in advance

Solve 2^x=32 and rewrite this equation in a logarithmic form