How do you tell if an equation is linear and nonlinear

a sandbox measures 2.8 meters by 1.9. how many meters of wood will be needed to go around the perimeter of the sandbox

Amy has saved $725 for a new guitar and lesson. Her guitar cost $475, and guitar lessons are $25 per hour. Determine how many hours of lessons she can afford

Barry mulligan is a clerk-typist. his annual salary is $12 410. What is his biweekly salary

What numbers are not a common factors 15, 45, and 90

Four math classes recorded and displayed student heights to the nearest inch in histograms. Which histogram can be described as skewed left?

Find the area of a triangle with a base of 10mm and a height of 8mm

Explain how you can find 4 x 754 using two different methods for 4th graders

What is the least common multiple of 16, 21, and 24

You do 4 loads of laundry each week at a launderette where each load costs$1.25. You could buy a washing machine that costs $400. Washing 4 loads at home will cost about $1 per week for electricity.

Which expression is equivalent to q+p+q+p+q