A ball is thrown into the air with an upward velocity of 80 feet per second. The function h = - 16t2 + 80t models the height h, in feet, of the ball at time t, in seconds. When will the ball reach the ground?

What does it mean for an equation to express y in terms of x

Fund-raising suppost your school is having a talent show to raise money for new music supplies. You estimate that 200 students and 150 adults will attend. You estimate $200 in expenses.

79. | (-6) - (-5) + 4| - |3 - 11| = A. - 7 B. - 5 C. - 1 D. 1 E. 11

Which is the approximate solution for the system of equations x+5y=10 and 3x+y=1?

Choose a method. Then find the product. 35x 10

14.4% of what is 10.44

When 2 geometric figures (angles, rectangles) have the same size and shape they are called

For the first 4 class periods of day, Lewis has science history, math, and English, but not necessarily in that order. He does not have science or hist first period. He does not have math, English, or science second period.

I don' need sleep i need answers x2+10x = - 9 x2-14x+40=-5

Each blade on a windmill is in the shape of a triangle with a base of 7 ft and height of 4 ft if there are four blades on the windmill, what is the total area of the blades.