factorise (x+y)(2x+2y)-(x+y)(x+1)
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1
(x+y)(2x+2y) - (x+y)(x+1)
= (x+y) {(2x+2y)-(x+1)}
=(x+y) (2x+2y-x-1)
=(x+y)(x+2y-1)
= (x+y) {(2x+2y)-(x+1)}
=(x+y) (2x+2y-x-1)
=(x+y)(x+2y-1)
Answered by
0
(x+y)(2x+2y)-(x+y)(x+)
= (x+y){(2x+2y)-(x+1)}
= (x+y)(2x+2y-x-1)
= (x+y)(x+2y-1)
= (x+y){(2x+2y)-(x+1)}
= (x+y)(2x+2y-x-1)
= (x+y)(x+2y-1)
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