Posted by Tammy on Wednesday, March 2, 2011 at 11:46am.
Use the distributive property to rewrite this expression, then simplify the new expression if possible; 4(z+3)

Math  MathMate, Wednesday, March 2, 2011 at 8:04pm
4(z+3)
= 4z + (4)*3
= 4z  12