Question

(-2/3+5/7)+(3/5)=-2/3+ (5/7+3/5)​

Answer 1

Answer:

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Step-by-step explanation:

associative property is used a here

-2/3+5/7]+3/5=[-14/21+15/21]+3/5

1/21+3/5 = 5/105+63/105 = 68/105

part 2= -2/3 +[5/7 + 3/5] = -2/3 +[25/35+21/35]

-2/3 +46/35= -70/105+138/105 = 68/105

ist part = 2nd part