Which property was used to simplify the expression?
3c+9+4c=3c+4c+9

Suppose y varies directly with x. write a direct variation equation that relates x and y. then find the value of y when x=12 y=7 when x=3

If abcde is reflected over the x-axis and then translated 3 units left, what are the new coordinates d? are he re

Graph the system of equations on your graph paper to answer the question. {y=−x+4y=x−2 what is the solution for the system of equations? enter your answer in the boxes.