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Chapter 5: Q. 5.34 (page 603)
Solve the system by substitution.
The solution set is .
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In the following exercises, translate to a system of equations and solve.
Wayne is hanging a string of lights 45 feet long around the three sides of his rectangular patio, which is adjacent to his house.The length of his patio, the side along the house, is five feet longer than twice its width. Find the length and width of the patio.
In the following exercises, translate to a system of equations and solve.
Robert is 15 year years older than his sister, Helen. The sum of their ages is sixty-three. Find their ages.
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)
Solve the system of equations
(a) by graphing
(b) by substitution
(c) Which method do you prefer? Why?
In the following exercises, translate to a system of equations and solve.
The difference of two complementary angles is 30 degrees. Find the measures of the angles.
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