Homework Help: math

Posted by ron on Tuesday, March 8, 2011 at 7:18pm.

Please help me
I'm stuck on this one: (5x4)-2=12+
I'll try (5x4)
20-2=12+ answer 18
or (5x4)
20-2=18
12+18=30
Really I don't think either is right

math - Nathan, Tuesday, March 8, 2011 at 7:20pm
the 2nd one is right
math - ron, Tuesday, March 8, 2011 at 7:24pm
Thank you Ron
math - Anonymous, Wednesday, March 9, 2011 at 1:36am
(5*4)-2=12+x
20-2=12+x
18=12+x
18=12+6

x=6

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