How do you solve 2r^2+2r-24=0 using the quadratic formula?

Riders of an amusement park roller coaster must be at least 4 ft 6 in tall. writr thr inequality to show this. thrn describe ehy an inequality represent thsi situation better than an equation?

Which line is perpendicular to 5y+3y=15? 3x + 5y = 10 10x-6y=18 Y+5=-3 Y=-3x+10

Factor the trinomial. Enter each factor as a polynomial in descending order. 6x^2-24x-72

Why is substitution a higher level of thinking?

Daniel had a small bag of erasers. The bag contained 15 blue, 10 purple, 8 yellow, 13 green, and 4 red erasers. He picked one of the erasers from the bag. What is the probability that Daniel picked a purple eraser?

What is the quotient of - 1 4/5 and 2 1/4?

What is the exact distance from parentheses - 4, - 2 what is the exact distance from parentheses - 4, - 2 to parentheses four, six

Which number produces an irrational number when multiplied by 0.5

In Lisa class, 24 of the students are tall and 12 are short. In Paul's class 15 students are tall and 20 students are short. Which class has a higher ratio of tall to short students?

A car depreciate $2000 each year it was owned and driven. What type of depreciation is this?