(x+4,5)(6x-1)-(3x+1,6) (2x-1)=-3,8x

(x+4,5)(6x−1)−(3x+1,6)(2x−1)=−3,8x

6x

2

−x+27x−4.5−(6x

2

−3x+3.2x−1.6)=−3.8x

6x

2

−x+27−4.5−(6x

2

+0.2x−1.6)=−3.8x

6x

2

−x+27−4.5−6x

2

−0/2x+1/6=−3.8x

25.8x−2.9=−3.8x

25.8x+3.8x=2.9

29.6x=2.9

x=

296

29