Richard and teo have a combination age of 31. richard is 4 years older than twice teo's age. how old are richard and teo?

Write 17/20 as a decimal and as a percent.

Solve the equation below: (x+4)/6x=1/x a. x=2 b. x=0,2 c. x=-2 d. x=0,-2

Given the quadratic function f(x)=3x^2-24x+49 a. use “completing the squares” to convert the quadratic function into vertex form b. state the vertex c. find the x and y intercepts d. graph the function