Question

verify (a+b)+c=a+(b+c)
a=3/7 b=4/5 c= -2/15​

Answer 1

Answer:

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Answer 2

Answer:

LHS=RHS

1.27=1.27

Step-by-step explanation:

LHS=(3/5+4/5)+(-2/15)

=(0.6+0.8)-0.13

=1.27

RHS=3/5+(4/5-2/15)

=0.6+(0.8-0.13)

=0.6+0.67

=1.27