What is the value of b in the equation?

How many different ways can you make change for $.50 using only nickels, dimes, and quarters?

(mc 02.03) what set of reflections and rotations would carry rectangle abcd onto itself? reflect over the y-axis, reflect over the x-axis, rotate 180° rotate 180°, reflect over the x-axis, reflect over the line y=x reflect over the x-axis, rotate 180°, reflect over the x-axis rotate 180, reflect over the y-axis, reflect over the line y=x

Which inequality is equivalent to -3x < -12? x < 4 , x < -4 , x > 4, x > -4