Friday 11 December 2015

ALGEBRA - 4


Multiply 2x - 7y by -6a

solution

= -6a(2x - 7y)

= (-6a x 2x) + (-6a x -7y)

= -12ax + 42ay     [since -6a x -7y = +42ay ]

TRY THIS...................


Multiply 12p - 7q by  -4a

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