Friday 3 September 2021

ALGEBRA B3

 

Simplify 21x-7(x-y)+5

 

Solution

 

=21x-7(x-y)+5

 

=21x-7x+7y+5        [since -7(x-y)= -7x+7y]

 

=14x+3y+5 answer

 

TRY THIS……..

 

Simplify 44x-9(x-y)+17


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