What is the answer to 2x + 5 = 19

A ball is thrown upward from a building. The height h after t seconds is determined from the quadratic equation h (t) = t^2-8t-48. Find after how many seconds the ball will touch the ground.

Explain how to use a horizontal number line to order four fractions from least to greatest.

The percentage of pepperoni in a pizza is 35.67%. What is 35.67% rounded to the nearest whole percent?

Two planes leave an airport at noon. If the eastbound plane flies at 560 mph and the westbound plane flies at 500 mph, at what time will they be 2,000 miles apart? Round your answer to the nearest minute.

What is the starting time if the elapsed time is 45 minutes And the End time is 6:00 am

Find the prime factorization of the number 560

There are 6 roses, 8 carnations, and 12 tulips. Write the ratio of carnations to all flowers in all three forms (simplify first, then write in all three forms).

When table sugar is burned in air, carbon dioxide and water vapor are products, as shown by the following unbalaned chemical equation: C12H22O11 (s) + O2 (g) = CO2 (g) + H2O (g)

Find the slope and y intercept of the line whose equation is - 6x+y=-4

Standard form to slope intercept form