Solving an equation involving complementary or supplementary. In the figure below, mZ1 = 4x° and m 2 2 = (x - 5)º.
Find the angle measures.

Iam trying to solve a linear equation for the shoe size of someone 84" tall taking into consideration example 1 is 69" tall with a shoe size of 9 and example 2 is 72 inches tall with a shoe size of 11. i understand that the equation should be y=mx+b and that on the graph the answer is (3,2) but i just don't understand how to create the equation to solve for 84-inches and 60-inches tall questions. after two days, i need .

If 10 men take 18 days to mow 60 acres of grass, how long will 15 men take to mow 80 acres?

What is the area of the trapezoid shown ?