3a-3b+3cFactor 3 out of 3a.3(a)-3b+3cFactor 3 out of -3b.3(a)+3(-b)+3cFactor 3 out of 3c.3(a)+3(-b)+3(c)Factor 3 out of 3(a)+3(-b).3(a-b)+3(c)Factor 3 out of 3(a-b)+3(c).3(a-b+c) Factor 3a-3b+3c Solving MATH problems We can solve all math problems. Get help on the web or with our math app