mari6282 mari6282

23-05-2019
Mathematics

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Which expression is equivalent to this equation

Which expression is equivalent to this equation class=

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kamranT kamranT

23-05-2019

At first convert it to: (x^2 + 9x +20)/x+5

then analyze it:

multiply=20

addition=9. ==>so we must to choose 4 and 5

(4)(5)=20

4+5=9

so we have : (x+4)(x+5)/(x+5) =x+4

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