Charlotte has 30 beads. She has 8 more red beads than blue beads. Which equation represents this situation? Please help :(

The triangles are similar. what is the value of x? show your work.

Using the quadratic formula find the zeros of the given polynomial -5x^2+3x-11

Find the slope of the line below . enter your answer as a fraction or decimal. use a slash mark ( / ) as the fraction bar if necessary