👤

Rezolvati ecuatia:
40-x=3(16-x)


Răspuns :

40-x=3(16-x)
40-x=48-3x
40+2x=48
2x=4
x=2
40-x=3(16-x)
40-x=48-3x
x+3x=48-40
4x=8
x=8
÷4
x=2