Solve the system by substitution. Substitute the expression in the second equation into the first equation and solve. 
If the system is dependent or inconsistent , or if there is no solution , indicate this.
Definitions:
Blood Pressure
The pressure exerted by circulating blood upon the walls of blood vessels, typically measured in the arms.
Positional Changes
Adjustments in body position or posture that may relieve symptoms or aid in treatment of medical conditions.
Pulse Pressure
The difference between the systolic and diastolic blood pressure readings, reflecting the force that the heart generates each time it contracts.
Respiratory Rate
The number of breaths a person takes per minute, an important vital sign indicating respiratory functioning.
Q18: Graph the linear inequality. <img src="https://d2lvgg3v3hfg70.cloudfront.net/TBX8806/.jpg" alt="Graph
Q58: Factor the expression by taking out the
Q62: For the equation complete the ordered pair
Q64: Solve the system by solving one of
Q83: Find the slope of the line through
Q89: The table below shows the position and
Q143: If the perimeter of a rectangle is
Q188: Factor by grouping. <img src="https://d2lvgg3v3hfg70.cloudfront.net/TBX8806/.jpg" alt="Factor by
Q256: What number is 25% of 200?<br>A) <img
Q269: Multiply binomials using the COLUMN method. <img