Solve the system of equations using the substitution method. 
Definitions:
Laboratory Experiments
Controlled tests or investigations conducted in a structured environment where variables can be manipulated and outcomes measured.
External Validity
The extent to which it is possible to generalize the results of one study to other populations, settings, or times.
Sexual Harassment
Unwanted or uninvited sexual advances, requests for sexual favors, and other verbal or physical harassment of a sexual nature.
Male Nurses
Men who are professional healthcare providers specializing in the practice of nursing.
Q27: Is the polynomial linear or nonlinear? <img
Q72: For the system <img src="https://d2lvgg3v3hfg70.cloudfront.net/TBX8673/.jpg" alt="For the
Q81: Simplify the expression. <img src="https://d2lvgg3v3hfg70.cloudfront.net/TBX8673/.jpg" alt="Simplify the
Q138: The graph of <img src="https://d2lvgg3v3hfg70.cloudfront.net/TBX8673/.jpg" alt="The graph
Q143: Is the polynomial linear or nonlinear? <img
Q172: What is the degree of the polynomial?
Q208: Is the point <img src="https://d2lvgg3v3hfg70.cloudfront.net/TBX8673/.jpg" alt="Is the
Q222: Solve the system using the elimination method.
Q235: The quarterly net income of MetLife is
Q262: In 1990 a town's population was 22104.