simplify -3/5×{3/7+(-5/6)
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( -3 / 5 ) x [ 3 / 7 + ( -5 / 6 ) ]
= ( -3 / 5) x [ 3 / 7 - 5 / 6 ]
= ( -3 / 5 ) x [ ( 3 x 6 - 7 x 5 ) / 6 x 7 ]
= ( -3 / 5 ) x [ ( 18 - 35 ) / 42 ]
= ( -3 / 5 ) x [ -17 / 42 ]
= ( -3 x -7 ) / ( 42 x 5 )
= 21 / 210
= 1 / 10
hope it helps you
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