Algebra 2, systems of linear equations can someone help me out please? i dont know how to do this

Can someone me with this problem . show your work .

In the triangles, bc =de and ac fe. if the mzc is greater than the mze, then ab isdfelth

Question 1 of 10 2 points different groups of 50 graduates of an engineering school were asked the starting annual salary for their first engineering job after graduation, and the sampling variability was low. if the average salary of one of the groups was $65,000, which of these is least likely to be the average salary of another of the groups? o a. $64,000 o b. $65,000 o c. $67,000 o d. $54,000