Question

Rezolvati ecuatia
X apartine N
2(3-x)-2x=4-3(x+5)+1<=>6-2x=4- -3x-15+1<=>x=1 apartine N
S={1}

Answer 1

2(3-x)-2x=4-3(x+5)+1 deci.

6-2x-2x=4-3x-15+1

6-4x=-10-3x

16=x

x=16.