Question

2+(7 - x + 6 supra 5 - x) = 3 + x - 8 supra 10 + x
afla pe x

Answer 1

Răspuns:

2+(7-x+6/5-x)=3+x-8/10+x

2+7+6/5-2x=3+2x-8/10

9+1,2-2x=2,2+2x

10,2-2,2=4x

8=4x=>x=2