Unfortunately, limitations of the browser used by Answers.com means that we cannot see most symbols. It is therefore impossible to give a proper answer to your question. Please resubmit your question spelling out the symbols as "plus", "minus", "equals", "squared". There is no symbol between 15 and 3p.
15
The answer is 27. 10+15=25. 25+2=27.
4 + 15 = 19 + 8 + = 27 (alterative)
15
3*-5+27 equals 12.
x = 27
3n = 15 + 12 = 27, 27/3 = 9 = n
b=12
160
122 !
27-g = 2g+12 -3g = -15 g = 5
-x + 7 = 27 Subtract 7 from both sides: -x = 20 or x = -20