So, let's go over the reflection first. You obviously know what a reflection is right? So reflection over the y-axis means the rectangle is reflecting (or is flipped) across the line that goes from top to bottom (the <em>y</em>-axis). The first statement is true. The third statement is also true because "translated" means scooted or traveled. So the rectangle on the left scooted three units to the right (which made the blue rectangle.)
To organize the expressions according to the number of terms, you should understand what a term is. A term is either a single number or variable, or numbers and variables multiplied together. Terms are separated by + or − signs. It is organized as follows:
