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Chapter 5: Q. 105 (page 611)
In the following exercises, solve the systems of equations by substitution.
The system of equations has no solution
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In the following exercises, translate to a system of equations and solve.
The difference of two supplementary angles is 88 degrees. Find the measures of the angles.
In the following exercises, translate to a system of equations and solve.
Sarah left Minneapolis heading east on the interstate at a speed of 60 mph. Her sister followed her on the same route, leaving two hours later and driving at a rate of 70 mph. How long will it take for Sarah’s sister to catch up to Sarah.
Determine whether an ordered pair is a solution of a system of equations. In the following exercises, determine if the following points are solutions to the given system of equations.
(a)
(b)
In the following exercises, translate to a system of equations and solve.
Shelly spent 10 minutes jogging and 20 minutes cycling and burned 300 calories. The next day, Shelly swapped times, doing 20 minutes of jogging and 10 minutes of cycling and burned the same number of calories. How many calories were burned for each minute of jogging and how many for each minute of cycling?
Solve a System of Equations by Elimination -
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