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3 9. Verify that -(7+ y) = (-2) + (-1), when (a)x= ​

Answer» HOPE IT HELP UStep-by-step EXPLANATION:x=-4/7 and y=2/5 -(-4/7+2/5)=(4/7)+(-2/5) 4/7-2/5=4/7-2/5 6/35=6/35 lhs=rhs HENCE PROVED


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