Quantitative method for solving equations
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Solve the following equations and find the values of x and y.
2x + y = 4
4x - 2y = 24
Please graph the equation, choose your own range, but make sure the two graphs intersect.
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Solution Summary
This solution helps solve the missing variables for various equations. That equations are graphed and places where the graphs are intersected are found.
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First solve each equation for y:
1) 2x + y = 4
subtracting 2x from both sides of the equation yields:
y = 4 - 2x
2) 4x - 2y = 24
subtracting 4x from both sides of the equation yields:
-2y = 24 - 4x
dividing -2 into both sides of the equation and rearranging ...
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