括号3-2x^2=3乘以括号2x减三括号加四

括号3-2x^2=3乘以括号2x减三括号加四

---

括歼慎早号3-2x^2=3乘以括氏雀号2x减三括孝御号加四

3-2x²=3(2x-3)+4,
2x²+6x-8=0,
x²+3x-4=0,
(x+4)(x-1)=0,
x=-4, x=1.

---