The associative property allows us to change the grouping of the factors that are multiplied together to create what?

Write an expression that has three terms and simplifies to 4x - 7. identify the coefficient(s) and constant(s) in your expression

The train station clock runs too fast and gains 5 minutes every 10 days. how many minutes and seconds will it have gained at the end of 9 days?

How do you find the circumfrance of a circle?