document.write( "Question 962548: Please help me solve this word problem:\r
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document.write( "Kayla is 9 years older than twice Hannah's age. If the difference in their ages is 16, how old is Kayla? How old is Hannah? \n" );
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Algebra.Com's Answer #588123 by macston(5194)![]() ![]() You can put this solution on YOUR website! H=Hannah's age; K=Kayla's age=2H+9yrs \n" ); document.write( "K-H=16yrs Add H to each side. \n" ); document.write( "K=H+16yrs Use this to substitute for K. \n" ); document.write( "K=2H+9yrs Substitute for K from above. \n" ); document.write( "H+16yrs=2H+9yrs Subtract (H+9) from each side. \n" ); document.write( "7yrs=H ANSWER 1: Hannah is 7 years old. \n" ); document.write( "K=H+16yrs=7yrs+16yrs=23yrs ANSWER 2: Kayla is 23 years old. \n" ); document.write( "CHECK: \n" ); document.write( "K=2H+9yrs \n" ); document.write( "23yrs=2(7yrs)+9yrs \n" ); document.write( "23yrs=14yrs+9yrs \n" ); document.write( "23yrs=23yrs \n" ); document.write( " |