Solve each of the following quadratic equations.

10p^2+90p-100

Mr. williams physical education class lasts 7/8 hour. Instructions are 1/5 of that time, how many minutes are NOT spent on instructions?

A certain video rental store rents video games for $4.99 and movie videos for $2.99. One day the store rented a total of 35 video games and movie videos. If the total rental income for this day was $144.

5. There are 278 houses in Hannah's neighborhood. She collected a total of $780 from her neighbors to donate to a local charity. Hannah received $5 at each house she went to. From how many houses did Hannah not collect money?

Simplify 12 (6b+2). 96b 72b+24 18b+14 2b+6

A certain solution of salt water is 10% salt and weighs 50 pounds. more salt must be added to produce a solution that is 25% salt.

P: If two out of five people use the subway every day, then the probability of a person using the subway is 0.4.

Mark's test score was 5 less than Sam's test score. Using x to represent Sam's score, write an algebraic expression to represent Mark's score.

What is the verbal expression for 15 + r

Look at the equation below. (-5) (a) = b Which of the following is always true?

Mahmoud spent 1/6 of the day working in the flower bed Mahmoud spent 2/3 of that time adding mulch to the flower bed what fraction of the day did Mahmoud spend adding mulch?