Y--1/3x+5 what is the y-intercept?

An arc subtends a central angle measuring 7pi/4 radians what fraction of the circumference is this arc?

Write an algebraic expression to match each statement a. four less than 8 times a number b. twice the difference of a number and six c. nine from a number squared

You need to solve a system of equations. you decide to use the elimination method. which of these is not allowed? 3x - 2y = 7 3x + 4y = 17 equation 1 equation 2