Friday 7 July 2017

EXPAND 1


Expand -10(y – 7)

Solution

= -10(y – 7)

= (-10 x y) – (-10 x 7)

= 10y – -70 answer 
= 10y + +70

= 10y + 70 answer

TRY THIS………..


Expand -3(W– 9)

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