Which of these are expressions

100=10+90

2+3=5

77777

a/8

2 x 3

The average of 25, 29, and x is 29. Find x.

When looking at a quadratic function on a graph, whether it is down or up, the domain will always be all real numbers or does it depend on the vertex?

Find absolute value of the following numbers - 37, 2.987, 53, - 2/3, - 45

The base of a right rectangular prism has an area of 173.6 square centimeters and a height of 9 centermeters. What is the volume?

88,999 Round to the nearest ten thousand

Which relation is a function? A) x = y2 - 3 B) x = y - 4x2 C) y2 = 4x - 6 Eliminate D) x2 = y2 - 10

Evaluate the exponential expression: (-5) 4 A.-20 B. 20 C.-625 D. 625

How do I solve for (i) in the following equation? p=irt

A soccer field is a rectangle 90 meters wide and 120 meters long. The coach asks players to run from one corner to the other corner diagonally across the field. How far do the players run?

Sam says that the Coordinate (6, 4.5) represents the ratio of 1:2. Is Sam Correct? Why?