Why are " rules " important in mathematics?

If 5•1/4 rational numbers

What is the slope of a line that is perpendicular to the line y = - 1/3x - 6 A.-1/3 B.-3 C. 1/3 D. 3

38 plus what equals 180

The table shows the number of each type of toy in a store. The toys will be placed on shelves so that each shelf has the same number of each type of toy. How many shelves are needed.

Which two choices are equivalent to the fraction below 2/6 a. 1/2 b. 1/3 c. 4/12 d. 3/8

How to move the parentheses in the expression 2+[3-4]•9

What is the horizontal asymptote of the rational function f (x) = 3x / (2x - 1) ?

Beau and Bellas Grandmother gave them a big box of pencils for school. If they split the pencils equally, what equation shows how many pencils they will each get?

What happens if you get pulled over without a license answers?

Susan is waitress at the country club restaurant. She receives an automatic tip of 15% which is added to the members check for the meal. If she earns $2.5 an hour, works 20 hours this week and has served meals costing $325, what is her gross pay?