An equation looks like this x35 the difference between this and an expression is the equal sign Formula. Lastly use online generators to create images of equations Check out Mathcha. In English we use the word combination loosely without thinking if the order of things is important.
When R is chosen to have the value of 2 R 2 this equation would be recognized in Cartesian coordinates as the equation for the circle of radius.
An equation is a SENTENCE. An expression is a sentence fragment that stands for a single numerical value. Lastly use online generators to create images of equations Check out Mathcha. One solves an equation.