Question

Factorise fully 15 b + 20

Answer 1

Answer:

$\longmapsto \: 15b + 20$

$\longmapsto \: 5(3b + 20)$

Answer 2

$15b \: + 20$

• Take 5 common from both the terms.

$= 5(3b + 4)$

• 3b + 4 cannot be factorised further.

Answer:

5(3b + 4)

Hope you could understand.

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