In what ways does algebra act as a tool to improve communication? How does algebra affect how people can learn from each other?

Look at this expression. a3b3c a-3b-3c-1 which of the following is the simplest form of the expression above?

Ineed to learn how to solve this problem

(mc 02.03) what set of reflections and rotations would carry rectangle abcd onto itself? reflect over the y-axis, reflect over the x-axis, rotate 180° rotate 180°, reflect over the x-axis, reflect over the line y=x reflect over the x-axis, rotate 180°, reflect over the x-axis rotate 180, reflect over the y-axis, reflect over the line y=x