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Please help explain the steps

Please help explain the steps-example-1
User Sizik
by
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1 Answer

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Explanation:

3a^2+24a+45=0

×3/3( first ×3)

9a^2+24(3a)+135=0

(3a+15)(3a+9)=0

now /3

3(a+5)(a+3)

a=-5✓

a=-3✓

User Nyarasha
by
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