document.write( "Question 1352: how do u solve 3x +15 when x=12
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Algebra.Com's Answer #405 by usyim88hk(158)\"\" \"About 
You can put this solution on YOUR website!
When x is 12, then 3x+15 can be rewritten as 3*(12)+15
\n" ); document.write( "because x is 12, so jsut replace x in 3x+15 by 12 which is now
\n" ); document.write( "3(12)+15
\n" ); document.write( "= 36+15
\n" ); document.write( "= 51
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