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ICSE Class 8 Answered

The sum of two rational numbers is-19/60 if one of the numbers is -7/12 find thenumber

Asked by Somukumar72092 | 19 Mar, 2019, 09:19: PM

Expert Answer

Let x and y be the two rational numbers.

According to the question,

begin mathsize 16px style straight x plus straight y equals fraction numerator negative 19 over denominator 60 end fraction But space one space of space the space numbers space is space fraction numerator negative 7 over denominator 12 end fraction. Hence comma space considering space straight x equals fraction numerator negative 7 over denominator 12 end fraction fraction numerator negative 7 over denominator 12 end fraction plus straight y equals fraction numerator negative 19 over denominator 60 end fraction straight y equals fraction numerator negative 19 over denominator 60 end fraction plus 7 over 20 straight y equals fraction numerator negative 19 plus 21 over denominator 60 end fraction straight y equals 2 over 60 equals 1 over 30 end style

Answered by Sneha shidid | 20 Mar, 2019, 09:38: AM

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