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EXAMPLE 3 An Equation Involving Fractional ExpressionsSolve the equation--+SOLUTION The LCD of the fractional expressions is (x + 1)(x-2) x2-x-2.LCD to get+3 Mulitiply2) by LCTx+x-2ExpandSimplifySolve

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This example problem has me so confused. It has been so long since I have taken Algebra. Please help me understand how they found the LCD, multiplied by the LCD, expanded, and simplified this problem. I have attached the photo of the example. Thank you!

EXAMPLE 3 An Equation Involving Fractional Expressions
Solve the equation--+
SOLUTION The LCD of the fractional expressions is (x + 1)(x-2) x2-x-2.
LCD to get
+3 Mulitiply
2) by LCT
x+x-2
Expand
Simplify
Solve
help_outline

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EXAMPLE 3 An Equation Involving Fractional Expressions Solve the equation--+ SOLUTION The LCD of the fractional expressions is (x + 1)(x-2) x2-x-2. LCD to get +3 Mulitiply 2) by LCT x+x-2 Expand Simplify Solve

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Step 1

The Lowest Common Denominator(LCD) is found be multiplying the denominator terms of the two fractions on the left hand side,namely, (x+1) and (x-2).

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Step 2

Multiplying both sides of the equat...

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