A team won 27 games. This was 90% of all the games played. How many games were played?

What signals you that factoring by grouping is the best method to use when factoring a problem?

What is the inverse of the function f(x) = 2x + 1?

Alana has 12.5 cups of flour with which she is baking four loaves of raisin bread and one large pretzel. the pretzel requires 2.5 cups of flour to make. how much flour is in each loaf of raisin bread? explain the steps to follow to get the answer.