document.write( "Question 321101: 1. Ayie is 8 years older than Icas. The sum of their ages is 32. How old is each now?
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document.write( "2. A man's age is 2 years more than thrice his son's age. Find the ages of both if the sum of their ages is 46.
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document.write( "3. Riza's age is one year more than twice Norie's age. 8 years ago, the sum of their ages was equal to Rizza's age 10 years from now. How old are they. \r
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document.write( "(solve this in elimination method)
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Algebra.Com's Answer #229967 by mananth(16946)![]() ![]() You can put this solution on YOUR website! 1. Ayie is 8 years older than Icas. The sum of their ages is 32. How old is each now? \n" ); document.write( ".. \n" ); document.write( "let Icas age =x \n" ); document.write( "Avie age = x+8 \n" ); document.write( "Their sum = 42 \n" ); document.write( "x+x+8=42 \n" ); document.write( "2x+8=42 \n" ); document.write( "2x=34 \n" ); document.write( "x=17 Icas's age \n" ); document.write( "Ayie's age = x+8 = 7+8=15 years \n" ); document.write( "-- \n" ); document.write( "2. A man's age is 2 years more than thrice his son's age. Find the ages of both if the sum of their ages is 46. \n" ); document.write( ".. \n" ); document.write( "sons age =x \n" ); document.write( "man's age = 3x+2 \n" ); document.write( "sum =46 \n" ); document.write( "x+3x+2=46 \n" ); document.write( "4x+2 = 46 \n" ); document.write( "4x=44 \n" ); document.write( "x=11, son's age \n" ); document.write( "man's age = 3x+2 = 3*11 +2 \n" ); document.write( "=35 years\r \n" ); document.write( "\n" ); document.write( "3. Riza's age is one year more than twice Norie's age. 8 years ago, the sum of their ages was equal to Rizza's age 10 years from now. How old are they.\r \n" ); document.write( "\n" ); document.write( "norie's age =x \n" ); document.write( "Rizza,s age =y \n" ); document.write( "y=2x+1 \n" ); document.write( "y-2x=1.......1 \n" ); document.write( "8 years ago \n" ); document.write( "norie's age = x-8 \n" ); document.write( "Rizza's age= y-8 \n" ); document.write( "x-8+y-8 = (y+10) \n" ); document.write( "x+y-16=y+10 \n" ); document.write( "x=26......2 \n" ); document.write( "y=53 \r \n" ); document.write( "\n" ); document.write( "(solve this in elimination method) \n" ); document.write( " \n" ); document.write( " |