There are 4 fewer cats than dogs. there are 2 cats. how many dogs are there

Answer this question, only if you know the answer. 30 points and brainliest!

You and a friend went to the movies.you spent half your money on tickets. then you spent 1/4 of the money on popcorn, $2 on candy, and $3 on a soda. if you have $1 left, hiw much money did u take to the movies?

Find the solution on the interval [0, 2pi)