COULD YOU PLEASE HELP WITH THESE? GREATLY APPRECIATED

Complete the statements about the system of linear equation respresented by the tables the equation respented the left table is

Mr.walker is looking at the fundraiser totals for the last five years , how does the mean of the totals compare to the median?

Which is a logical conclusion based on the given information? a. figure abcd is a rhombus by the definition of a rhombus. b. segment ac is congruent to segment dc by cpctc. c. angle acb is congruent to angle adc by the angle-side-angle theorem. d. triangle acd is congruent to triangle cab by the hypotenuse-leg theorem.