Respuesta :
-3x + 3 < 15
Subtract 3 from both sides:
-3x < 12
Multiply both sides by -1 and reverse the inequality sign:
3x > -12
Divide both sides by 3:
X > -4
See number line attached.

-3x + 3 < 15
Subtract 3 from both sides:
-3x < 12
Multiply both sides by -1 and reverse the inequality sign:
3x > -12
Divide both sides by 3:
X > -4
See number line attached.