Which expression is equivalent to 4{12 + 5} + 3?

If f(x)=3x+1 and f^-1=x-1/3, then f^-1(7)=

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?

Aquadrilateral has exactly 3 congruent sides davis claims that the figure must be a rectangle why is his claim incorrect.