document.write( "Question 1064206: Using only one variable, The sum of Robin and Bruno's age is 45. Seven years ago, Robin was 16 years more than one-half as old as Bruno was then. How old is Bruno? \n" ); document.write( "

Algebra.Com's Answer #679277 by MathTherapy(10553) $\"\"$ $\"About$

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\n" ); document.write( "Using only one variable, The sum of Robin and Bruno's age is 45. Seven years ago, Robin was 16 years more than one-half as old as Bruno was then. How old is Bruno?
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Let Bruno's age be B
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document.write( "Then Robin's is: 45 - B
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document.write( "Also, 
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document.write( "- 2B = B - 7 - 44 ------ Multiplying by LCD, 2
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document.write( "- 2B - B = - 51
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document.write( "- 3B = - 51
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document.write( "B, or Bruno is:  \n" );
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