2x² + 3x - 20=0 using the quadratic formula

Problem Page The price of a cup of coffee was $2.35 yesterday. Today, the price fell to $2.10 . Find the percentage decrease. Round your answer to the nearest tenth of a percent.

How do you solve - 7 times - 3/5 times 15/7

To get an A average in George's math class, he must get at least I an 80% on his last math test. Which inequality represents the score George must get on his test? A. x > 80 B. x 80 D. x < 80

Mrs. Schroeder, a school principal, drove her own car for a class trip, taking a different route. The principal's car can travel 32 miles per gallon of gas, and it used 12 gallons for the trip. How many miles did the principal drive?

John can clear a lot in 3.5 hours. His partner can do the same job in 6.5 hours.

Write a rotation vector that would rotate the plain green trapezoid onto the other plain green trapezoid (assuming the origin is where the two trapezoids meet). T = {a b c d} a=? b=? c=? d=?

An angle measuring 75° turns through a circle. Write the fraction for how much of the circle the angle turns through.

y = - 6x2 + 3x + 2 rewritten in vertex form

5,000+300+8 in standard form

What is the greatest common factor of 60 84 24