Math, asked by mckinylast, 1 month ago

a) Factorise : 2(y - 1)? - 7(y - 1) - 30 bl Sobre 70

Answers

Answered by Emaxan

0

Answer:

9y - 9

Step-by-step explanation:

2(y-1) = 2y - 2

7( y - 1) = 7y - 7

2y -2 + 7y -7 = 9y -9

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