Negative two thirds of a number is eight fifths. what is the number?

The standard distance between studs in a house is 1.5 feet. if you have a set of blueprints for a house that mark every 1.5 feet with 2 in., by how many inches will a 13-foot wall be represented?

How do i make someone brainliest? (if you answer me, i might be able to make you brainliest! )

Jayne is studying urban planning and finds that her town is decreasing in population by 3% each year. the population of her town is changing by a constant rate.true or false?