Explain how to use a number line to find the opposite of integers 4 units away from-6

Valentina is subtracting from . she finds the lcd to be 15y2. what is valentina's next step?

At a kentucky friend chicken, a survey showed 2/3 of all people preferred skinless chicken over the regular chicken. if 2,400 people responded to the survey, how many people preferred regular chicken?

What is the value of f(x) = 2.2 for f(-2)?