2/3x=8 i don't know if you are supposed to do 2 divided by 3 or if that's just the fraction

What is the difference of the fractions use the number line and equivalent fractions to find the answer -2 1 2 -1-34 i’m already started the quiz

Idon’t understand this.. will someone ? will mark brainliest along with 20 points.

Select the margin of error that corresponds to the sample mean that corresponds to each population: a population mean of 360, a standard deviation of 4, and a margin of error of 2.5%