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jekajeka229
@jekajeka229
August 2022
2
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Помогите срочно пожалуйсто !!!!! 20БАЛОВ
13x+7x^2 = 5x^2 + 8x
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маринаджаннетти1
27x=28x, такое может быть, если X=0
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ekaterina7669
13x+7x^2 = 5x^2 + 8x
13x+7x^2-5x^2 -8x=0
2x^2+21x=0
2x(x+10.5)=0
x=0/x=-10.5
3 votes
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Answers & Comments
13x+7x^2-5x^2 -8x=0
2x^2+21x=0
2x(x+10.5)=0
x=0/x=-10.5