Which expression is equivalent to 16x2 - 36?

How many triangles can be drawn with side lengths 4 centimeters, 4.5 centimeters, and 9 centimeters? explain

Is the product of two rational numbers irrational or rational? first, make a hypothesis by multiplying two rational numbers. then, use variables such as x=a/b and y=c/d and the closure property of integers to prove your hypothesis.

Adam used 1072.4 gallons of water over the course of 7 days. how much water did adam use, on average, each day?