Ответ:
(2х-3)(5х+2)=х(10х-3) -30
(2x−3)(5x+2)=10x^2−3x−30
(2x−3)(5x+2)−(10x^2−3x−30)=0
−8x+24=0
−8x=0−24
−8x=−24
−8x/-8 = -24/-8
-8x/-8=3
x=3
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Ответ:
(2х-3)(5х+2)=х(10х-3) -30
(2x−3)(5x+2)=10x^2−3x−30
(2x−3)(5x+2)−(10x^2−3x−30)=0
−8x+24=0
−8x=0−24
−8x=−24
−8x/-8 = -24/-8
-8x/-8=3
x=3