Question

(-1/5)+(1/7)=(1/7)+(-1/5) commutive way solve it

Answer 1

(-1/5) + (1/7) = (1/7) + (-1/5)

-1/5 + 1/7 = 1/7 + - 1/5

-7+5/35 = 5+(-7)/35

-2/35 = 5-7/35

-2/35 = - 2/35 (hence proof)

By commutative property, [(-1/5)+(1/5)=(1/7+(-1/5)] true..

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