A plumber chargers $50 for a service call plus $75 per hour. The total of these costs (in dollars) is a function C (t) of the time t (in hours) on the job. For how many hours will the cost be $200? $300? Explain answer.

How many solutions does this have? - 9n-5=-10n

Solve 4x - 5 = 7 + 4y for y

the cooking club made some pies to sell during lunch to raise money for an end of year banquet. the cafeteria contributed two pies to the club. each pies was then cut into six pieces and sold. there are a total of 72 pieces to sell.

Paulo ran a marathon in about 1.56 x 10^4 s. Write Paulo's time in standard notation. Miguel ran a marathon in 4 h and 16 min. Who ran the race in the shorter amount of time? Show your work.

Two times Owen's age plus 7 times Charlotte's age equals 296. Charlotte's age is also 5 times Owen's age. How old is Charlotte

Match the type of loan to its correct purpose. 1. a loan used to pay for educational expenses, such as college tuition, books, and housing small-business loan 2. a loan used to purchase a new or used car student loan 3.

An item sells for 2 for 66 cents. What would 5 items sell for?

What is true about the completly simplified difference of the polynomials 6x^6-x^3y^4-5xy^5 and 4x^5y+2x^3y^4+5xy^5 •the difference has 3 terms and a degree of 6 •the difference has 4 terms and a degree of 6 •the difference has 3 terms and a degree

Six sandwiches are being divided evenly by 4 friends. how many sandwiches will each friend get.

If lines are parallel, their intersection forms a right angle. TRUE FALSE