4x squared plus 6x plus 9=0

What is the greatest common factor of 30, 15 and 45

Finish this 3,9,4,12,7,21,16

The restaurant serves rankings from 6 a. m. until 10:30 a. m ... They sell 6 omelets every 15 minutes should the restaurant expect to sell more then or fewer than a hundred oatmeal? explain your answer.

A store has a clearance (sale) rack of shirts and each shirt costs the same amount. You buy 2 shirts and have money left after paying with a $20 bill. Write an inequality to represent this situation

Write this as a algebraic expression (the quotient of 4 and a number)

A city is growing at the rate of 0.3% annually. If there were 3,278,000 residents in the city in 1992, find how many (to the nearest ten-thousand) are living in that city in 2000. Use y=3,278,000/left (2.7/right) ^{.003t}

Jose pack54 CDs into smallboxes. Each box holdsome 9 CDS. how many boxes does jose pack to hold all 54 CDs

A winery has a vat with two pipes leading to it. The inlet pipe can fill the vat in 4 hours, while the outlet pipe can empty it in 10 hours. How long will it take to fill the vat if both pipes are left open?

Convert 0.381 to a fraction in simplest form. show your work

The cost of 2 tv and 3 DVD player is $1421. The cost of 1 dvd is half of the tv. What's the cost of the tv