The length of each side of an equilateral triangle is increased by 2 inches, so the
perimeter is now 30 inches.
Find the original length of one side of
the triangle.
7th grade math 2 step equation

Dr.cooper just started an experiment. he will collect data for 8 days. how many hours is this

Which equation represents a line that is parallel to the line whose equation is 3x-2y=7( show all work)

The swimming pool is open when the high temperature is higher than 20∘c. lainey tried to swim on monday and thursday (which was 3 days later). the pool was open on monday, but it was closed on thursday. the high temperature was 30∘c on monday, but decreased at a constant rate in the next 3 days. write an inequality to determine the rate of temperature decrease in degrees celsius per day, d, from monday to thursday.