Question

sa se rezolve ecuatia in Z / 2x+12=x+4

Answer 1

2x+12=x+4

$\it 2x+12=x+4 \Rightarrow 2x-x=4-12 \Rightarrow x = -8$

Answer 2

2x+12=x+4

2x+12-x=4

x+12=4

x=4-12=-8