How can you tell if an equation is linear or non linear?

How many positive integers less than 20 have exactly 2 positive divisors?

What is the y-intercept - x+5y=45

Shonda painted 3 walls in her home. She used 3/4 of her paint. She used the same amount of paint on each wall. How much of her paint was used on each wall? Drag and drop the correct answer to complete the statement.

The circumference of a circle is approximately 37.7 centimeters, what is the radius of the circle in centimeters?

Finding binomial factors

Eggs are sold by dozen and english muffins are sold in packages of 8 what is the least number of packages of each that can be bought to make egg sandwiches (one egg and one muffin) with no muffins and eggs left over

The sales tax on a $750 computer at j & m is 48.75. what is the sales tax rate

How many millimeter are there in 5 kilometers

What is 39,182 written in expanded form

Monica is a car salesperson. She makes a 2.5% commission on each car she sells. Last month, Monica sold three cars. The sale price of each car is shown in the table. Car 1 $23,000 Car 2 $16,000 Car 3 $9500 How much did Monica earn last month?