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Chapter 5: Q. 188 (page 644)
Six times a number plus twice a second number is four. Twice the first number plus four times the second number is eighteen. Find the numbers.
first number is -1 and second number is 5
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In the following exercises, translate to a system of equations and solve.
The perimeter of a rectangular toddler play area is 100 feet. The length is ten more than three times the width. Find the length and width of the play area.
In the following exercises, solve the following systems of equations by graphing.
In the following exercises, solve the following systems of equations by graphing.
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, solve the systems of equations by substitution.
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