the sum of two rational numbers is - 8 if one of the numbers is minus 13 by 7 find the other
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Step-by-step explanation:
let x and y be the rational numbers.
x+y = -8
y = -8-x
-13/7 = -8-x
-13 = -56 x
x= 4.30
y= -8-4.30
= -12.30
x+y = -12.30+4.30
= -8
Answered by
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Answer:
let the no be x
given: x+(-13/7) = -8
x = -8+13/7
=[-56+13]/7
= -43/7
-43/7 +(-13/7)
= -56/7
= -8
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