Solve the equation x power of 2 = - 16

Solve each of the following equations exactly for x. 2e^2x+2e^2x=1

20 customers are eating at a local resturant. of the 20 customers 4 have enough to pay cash, 16 have enough to pay card and 3 have enough to pay cash and card, what is the probability that the customer has enough to pay card

Hannah's monthly housing budget is $1,750. Her monthly costs are $230 for insurance, $98 for utilties, and $250 for taxes.

Solve 1 + 7r - 6r = 1 - 5r + 2r

Jermaine paid 37.95 for 11 gallons of gasoline. what was the price in dollars per gallon?

A newspaper reporter wants to know how popular the hobby of bird watching is in the city. He asked people at the local bird refuge if they watched birds as a hobby. Which of the following best explains whether the reporters data is valid or not?

I am very confused on how to figure out if y = 3/4x is proportional?

Alison wants to buy a mountain bike for $339.12. If she saves $28.26 each month, in how many months will she be able to buy the bike?

At 12 o'clock the temperature was 7°C. The temperature decreased by - 20°C. What is the new temperature?

Ashleys rentals charges $27.50 per hour to rent a surfboard and a wetsuit. Darlas surf shop charges $23.25 per hour to rent a surfboard plus $17 extra for a wetsuit.