Question

using property find : 4/7 + (-4/9)+3/7+(-13/9)



Plz answer fast and tell the property used ​

Answer 1

Answer:

a)4/7+(-4/9)+3/7+(-13/9)

=4/7+3/7-4/9-13/9

=(4+3)/7 -(4+13)/9

=7/7-17/9

=1-17/9

=(9-17)/9

=-8/9

The property I used was communitive property (if this is helpful plz mark brainliest)