Question

prove that LHS=RHS . 7-5x=5-7x
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Answer 1

hello mate!......

given.........

$7 - 5x = 5 - 7x \\ \\ 7x - 5x + 7 - 5 = 0 \\ \\ 2x + 2 = 0 \\ \\ 2x = - 2 \\ \\ x = - 1 \\ \\ checking = > \\ \\ 7 - (5 \times - 1 )= 5 -( 7 \times - 1) \\ \\ 7 + 5 = 5 + 7 \\ \\ 12 = 12$
LHS=RHS

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