How do i estimate then add write each sum in simplest form

X over 7 minus 4 = - 2

Two positive numbers have a difference of 8 and a product of 33. What are these numbers?

Parabola faces down If a is positive

A parking lot charges $1.50 for the first hour of of parking and 55 cents for each additional half hour. how much would it cost to park a car from 12:45p. m. to 6:15p. m?

On any day, the probability that a boy eats his prepared lunch is 0:5. the probability that his sister eats her lunch is 0:6. the probability that the girl eats her lunch given that the boy eats his is 0:9. determine the probability that:

Write an equation for Greg ordered some books online for $6 each. He paid a total of $3 for shipping. The total cost of the purchase was $75.00. How many books did he buy?

Five miles Equals to how many feet

There is a book that is 8 inches long, 5 inches wide, and 2 inches thick what is the volume of the book?

A ball is thrown into the air with an upward velocity of 36 ft/s. Its height h in feet after t seconds is given by the function. In how many seconds does the ball reach its maximum height? Round to the nearest hundredth if necessary.

32 divided by 258.24