Question

3a ( 2 a – 7 ) – 3 ( a – 4 ) – 63​

Answer 1

Answer:

3 ( 2a^2 - 8a - 17 )

Step-by-step explanation:

=6a^2 - 21a - 3a + 12 - 63

= 6a^2 - 21a - 3a + 12 - 63

= 6a^2 - 21a - 3a - 51

= 6a^2 - 21a - 3a - 51

= 6a^2 - 24a - 51

= 3 (2a^2 - 8a - 17

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