What is the difference? 14x over 17 minus 3x over 17 (14x/17 - 3x/17)

a) 42x/17
b) 11x/17
c) 17x/17
d) 42x/289

Write an algebraic expression to match each statement a. four less than 8 times a number b. twice the difference of a number and six c. nine from a number squared

Which geometric principle is used to justify the construction below?

Petes dog weighed 30 pounds it then lost 16% of it's weight how much did pete lose