Variable substitution
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Find the numerical value of the rational expression when (a) x = 2 and (b) x = -3.
(4x - 2) / 3x
(a) When x = 2, the numerical value is __
(b) When x = -3, the numerical value is ___
Simplify each answer. Type an integer or a fraction. Type N if the value in undefined.
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Solution Summary
This provides an example of solving an equation with a given value for the variable.
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