System by substitution.
Tar 7x - 3y=8
y=3x

In the diagram of circle o, what is the measure of zabc?

Graph the line with the given slope m and y-intercept b. m=-3,b=1

Anew landowner is interested in constructing a fence around the perimeter of her property. her property is 1,080√30 feet wide and 500√20 feet long. what is the perimeter of the property? (recall that the perimeter is the sum of each side of a shape or boundary). a 1,580√40 feet b. 5,320√5 feet c. 3,160√20 feet d. 10,640√5 feet