Question

:(Solve)

10y (6y+21)÷5 (2y+7)​

Answer 1

Step-by-step explanation:

60y+210y÷10y+35

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Answer 2

Answer:

10y (6y + 21)

= 10y [(3 x 2) y + (3 x 7)]

Taking 3 common,

= 10y x 3 (2y + 7)

Dividing

10y (6y + 21)

5 (2y +7)

10y x 3(2y + 7) 5 x (2y + 7)

=3x10/5xy(2y+7)

--------

(2y+7)

=3x2xyx1

=6y