find (x+y)÷(x+y)ifx=5/2 y=-3/4
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(X+y)÷(X+y)
{(5/2)+(-3/4)}÷{(5/2)+(-3/4)}
{20+(-6)}\8÷{(20+(-6)}/8}
(20-6)/8÷(20-6)/8
14/8÷14/8
14/8×8/14
all will cut
answer=1
{(5/2)+(-3/4)}÷{(5/2)+(-3/4)}
{20+(-6)}\8÷{(20+(-6)}/8}
(20-6)/8÷(20-6)/8
14/8÷14/8
14/8×8/14
all will cut
answer=1
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