document.write( "Question 351813: Hi, The question is 10x+18=48 they want to know to know if you add 4 to each side of the equation HOW do you know that the two sides of the equation are still equal. plzzzz help thanks, Ryan \n" ); document.write( "
Algebra.Com's Answer #251516 by Fombitz(32388) You can put this solution on YOUR website! That's a fundamental rule of mathematics. \n" ); document.write( "if |