Solve on the interval [0,2pi) 3cscx-1=2 a)pi/6,5pi/6 b)pi/3,5pi/3 c)2pi/3,4pi/3 d)pi/2

What is the value of x when x + 7 = 21?

How many solutions does the nonlinear system of equations graphed below have?

Select the correct answer from each drop-down menu. the length of a rectangle is 5 inches more than its width. the area of the rectangle is 50 square inches. the quadratic equation that represents this situation is the length of the rectangle is inches.