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Why are " rules " important in mathematics?

Factor completely: x2 + 6x - 8

How do you solve -4/7 + 2/7x - 14x + 4/7

Anyone want free brainlest answer this question whats 10x10

Carlos is almost old enough to go to school! Based on where he lives, there are 6 elementary schools, 3 middle schools, and 2 high schools that he has the option of attending How many different education paths are available to Carlos?

Find the slope for each line 10x+y=1

Judi uses 2 3/4 pounds of potatoes every week. How many pounds of potatoes does she use in 3 1/2 weeks?

Janice is asked to solve0=64x^2+16x-3 what is x

The measure of three angles of a triangle are (2x) °, (3x) ° and (x + 60) °. What is the value of x?

The length of a string in yards is a function f (n) of the length n in inches. write a function rule for this situation. a) f (n) = 36n / b) f (n) = n/12 / c) f (n) = 12n / d) f (n) = 1/36n