What is the surface area? I got 136 I needed someone to check it since I’m not sure

Use the quadratic formula to solve 5x=6x^2-3,what are the values of x?

If the sales price of a dvd is $20 and the markup is 34%, what is the cost of the dvd?

Which description is represented by a discrete graph? kiley bought a platter for $19 and several matching bowls that were $8 each. what is the total cost before tax? the temperature at 9 a.m. was 83° f and is heating up at an average rate of 6°f per hour. what is the temperature x hours later? juan ate an egg with 78 calories and some cereal with 110 calories per serving for breakfast. what is the total amount of calories he consumed? a bottle contained 2,000 ml of liquid and is being poured out at an average rate of 300 ml per second. how much liquid is left in the bottle after x seconds?