Solve equation 8e^4x-15e^2x+7=0

Gueguen and Jacob asked waitresses to wear different colored T-shirts on different days for a six-week period and recorded the tips left by male customers.

A hotel has 18 floors. The hotel owner believes the number 13 is unlucky. The first 12 floors are numbered from 1 to 12. Floor 13 is numbered 14, and the remaining floors are numbered from 15 to 19.

Hana stated that 11,760,825 people saw the Miami Heat play last season. Chris wants to be sure he heard the number correctly. Write 11,760,825 in word form and expanded form for Chris.

What an expression that represents n plus 7 multiplied by 3

R (x) = - 5x - 5 s (x) = - 5x-2 Find the value of s (r (-5)).

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.