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August 28, 2015
Posted by **Lost** on Monday, December 6, 2010 at 12:35pm.

- algebra -
**Ms. Sue**, Monday, December 6, 2010 at 12:39pm72x+48=42x-12

First, subtract 42x from both sides.

72x - 42x + 48 = 42x - 42x - 12

30x + 48 = -12

Then subtract 48 from both sides.

30x = -48 + (-12)

30x = -60

x = -60/30

x = -2