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Question

Solve the following equation and verify your answer:
5x-73x=2

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Solution

5x-73x=2or 6x=5x-7 (After cross multiplication)or 6x-5x=-7or x=-7 x=-7 is the solution of given equation.Check:Substituting x=-7 in the given equation, we get:L.H.S=5×(-7)-7.3(-7)=-35-7-21=-42-21=2R.H.S.=2 L.H.S.=R.H.S. for x=-7.

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