The perimeter of a rhombus is 12x + 28 feet. factor this expression. then find the length of one side if x=8.

Leo has b boxes of pencils. each box contains 6 pencils. he has a total of 42 pencils. the equation that represents this situation the value of b that makes the equation true the first one is b+6=42,6b=42,b=42+6,or 42b=6 the second one are 7,836 48

Pls if a cow has a mass of 9×10^2 kilograms, and a blue whale has a mass of 1.8×10^5 kilograms, which of these statements is true?

What set does not contain -3 the set of all real numbers the set of all integers the set of all whole numbers the set of all rational numbers