What value from the set { 1/2, 1/4, 6/4, 10/3 } is a value of x that will make the equation 3/5 ÷ x = 12/5 true?

Based on the figures as marked, /\rqs = —

Lines b and c are parallel. what is the measure of 2? m2 = 31° m2 = 50° m2 = 120° m2 = 130°

X/y + 4y/x divided by x/y - 2y/x explain as in depth as you can how you simplfied the fractions. i don't know where to start on this : /