(3x+4)(4x-3)-5=(2x+5)(6x-7)
12x^2-9x+16x-12-5=12x^2-14x+30x-35
12x^2-12x^2-9x+16x+14x-30x=12+5-35
- 9x= -18
x= -18 : (-9)
x= 2
(3x+4)(4x-3)-5=(2x+5)(6x-7)
12x^2-9x+16x-12-5=12x^2-14x+30x-35
12x^2-12x^2-9x+16x+14x-30x=12+5-35
- 9x= -18
x= -18 : (-9)
x= 2