Joan went to her local zoo where 42.86% of it's exhibits featured canines. if the zoo features 21 in total exhibits in total, then how many of the zoo's exhibits feature canines? round to the nearest whole number if necessary.

Write two subtraction equations that are equivalent to 5 + 12 = 17.

Find the solutions for a triangle with a =16, c =12, and b = 63º

Players on the school soccer team are selling candles to raise money for an upcoming trip. each player has 24 candles to sell. if a player sells 4 candles a profit of$30 is made. if he sells 12 candles a profit of $70 is made. determine an equation to model his situation?