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4. The sum of two numbers is 87. If twice the smaller number is addedFind the larger number. |
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Answer» hi I am arunghioiyffftyyyuuuuuuuuuuyyyyuuuuy first n large number= x second n small number = y
The sum of two numbers is 87
x+y=87 _______________- eq 1
twice the smaller number=2y
subtracted from the larger number, the result is 12
x -2y = 12 _______________ eq 2
subtract eq 2 from eq 1
x+y=87 -x+2y=-12 _____________ 3y=75 y=25
substitute y=25 in eq 1
x+y=87 x+25=87 x=62
first n large number= x=62 second n small number = y=25 62 and 25 is the correct answer of the given question |
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