factorise d (d-5) + 7 (5-d)
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Answered by
55
d(d-5)+7(5-d)
= d(d-5)-7(d-5)
= (d-5)(d-7)
= d(d-5)-7(d-5)
= (d-5)(d-7)
Answered by
17
d(d-5)+7(5-d)
= d(d-5)-7(d-5)
= (d-5)(d-7)
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