What is a, b, and c in this quadratic equation?

7x^2-18x=52

I honestly don't even know how to start this problem.

Martin charges $10 for every 5 bags of leaves he rakes. Last weekend, he raked 24 bags of leaves. How much money did he earn? (Example 1) for 24 bags of leaves

It takes your garden hose 20 seconds to fill your 2-gallon watering can. How long will it take to fill a. An inflatable pool measuring 3 feet wide, 8 feet long, and 1 foot deep.

What is 47% of $118 dollars

Nickel-63 has half-life of about 96 years. after 336 years, about how many milligrams of an 800 mg sample will remain? A) 14 MG B) 71 MG C) 229 MG D) 656 MG

A farmer had 19 sheep all but 9 nine how many sheep is there

Find the line passing thru (-2,-3) and (4,0). Write it's equation

What is the solution of this linear system? 3x + 5y = - 1 2x - 5y = 16 A. (-3, 2) B. (-3, - 2) C. (3, - 2) D. (2, - 3)

The probabilty that husband and wife will be a live is 30 years from now is 0.6 and 8.0 find the probabilty that in 30 years time a) both will be a live b) nether will be die c) at least one will be a live

A total of 720 ppl attended the school basketball game. Adult tickets cost $2.50 each and student ticket costs $1.50 each. If $1220 worth of tickets were sold, how many students and how many adults attended?

Isaac has a piece of rope that is 5 yards long. into how many 1/2 yard pieces of rope can isaac cut the rope