The sum of two rational number is -4.If one of them is -16/7,find the other.
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let two rational numbers are x, y
x=-16/7
given
x+y =-4
-16/7 +y = -4
y= -4 +16/7
y = (-28 +16)/7
y= -12/7
therefore second number = y = -12/7
x=-16/7
given
x+y =-4
-16/7 +y = -4
y= -4 +16/7
y = (-28 +16)/7
y= -12/7
therefore second number = y = -12/7
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