Posted by christian on Friday, October 21, 2011 at 6:01pm.
None that I know of.
However, the distributive property of multiplication over addition says that
3(x+5) = 3*(x+5) = 3*x + 3*5 = 3x + 15
Are you mixing up x for variables and x for multiply? That's why it's common to use * for multiply
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