Question

(3-2x)(2x+3)+2x=(2x-4)(5+2x)
Решите уравнение

Answer 1

(3-2x)(2x+3)+2x=(2x-4)(5+2x)
6x+9-4x²-6x+2x=10x+4x²-20-8x
9-4x²+2x=2x+4x²-20
9+20=4x²+4x²+2x-2x
29=8x²
x²=29÷8
x²=3.625
x=✓3.625