# MTH 208 Week 4 Checkpoint

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MTH 208 Week 4 Checkpoint

Q1:Use the graph of the system to determine the solution.

Q2:Solve the system of linear equations by graphing.

Q3: Solve the system of equations by substitution method.

Q4:Use the method of substitution to solve the system of linear equations.

Q5:The combined land area of the countries A and B is 177973 suare kilometers. Country A is larger by 373 square kilometers. Determine the land area of each country.

Q6: Use the elimination method to solve the system of equations.

Q7: Use the elimination method to solve the system of equations.

Q8:Shade the solution set to the system of inequalities.

Q9:The graphs of two equations are shown with four test points labled. Use these points to decide which region should be shaded to solve the given system of inequalities.

Q10:The shaded region in the figure shows recommended weight and height combinations. Determine the recommended weight range for a person who is  inches tall.