Question

the root of the equation ( x+3)(x+7)/(x-5)(x+3)=0​

Answer 1

Answer:

Step-by-step explanation:

(x+3)(x+7)/(x-5)(x+3)=1

x(x+7)+3(x+7)/x(x+3)-5(x+3)=1

x^2+7x+3x+21/x^2+3x-5x-15=1

x^2+10x+21/x^2-2x-15=1

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