document.write( "Question 1037713: Lana is 4 years younger than three times her sister's age. If Lana is 14 years old, how old is her sister? \n" ); document.write( "
Algebra.Com's Answer #652333 by addingup(3677)![]() ![]() You can put this solution on YOUR website! L = 3S-4 \n" ); document.write( "L = 14 Let's use this value for L in the equation above: \n" ); document.write( "14 = 3S-4 Add 4 on both sides \n" ); document.write( "18 = 3S Divide both sides by 3 and flip the equation so the variable is on the left side: \n" ); document.write( "S = 6 \n" ); document.write( " |