Question

решите уравнение (2x-11)(-5x-7)=0

Answer 1

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Answer 2

(2x-11)(-5x-7)=0
(41-10x)x+77=0
-10$x^{2}$+41x+77=0
-(2x-11)(5x+7)=0
x=-$frac{7}{5}$
x=$frac{11}{2}$