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Question

Simplify 5x+5-2x+5x2+9x+20


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Solution

Simplifying the given expression:

=5x+5-2x+5x2+9x+20=5x+5-2x+5x2+4x+5x+20=5x+5-2x+5x(x+4)+5(x+4)=5x+5-2x+5(x+4)(x+5)=5(x+4)-(2x+5)(x+4)(x+5)=5x+20-2x-5(x+4)(x+5)=3x+15(x+4)(x+5)=3x+5x+4x+5=3x+4

Hence, the simplified form is 3x+4.


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