If x = - 4 calculate 2xsquared + 3

What type of numbers represent parts of a whole? fractions integers decimals

If you were given the equation: 3x-2=19, what would be the justification for the first step after "Given"?

What is my number? clue 1 my number is a multiple of 5, but it does not end in 5. clue 2 the prime factorization of my number is a string of three numbers. clue 3 two of the numbers in the prime factorizations are the same.

How to solve c/-9+6=14

A pair of fair dice is cast. What is the probability that the sum of the numbers falling uppermost is less than 4, if it is known that one of the numbers is a 2

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.