Question

simplify (a-3) + (4a-5) + (9a-6)​

Answer 1

Answer:

Step-by-step explanation:

( a - 3 ) + ( 4a - 5 ) + ( 9a - 6 )

= a - 3 + 4a - 5 + 9a - 6 (∵ + × - = - )

= ( a - 4a + 9a ) + ( - 3 - 5 - 6 ) (∵like terms adding )

= ( 10a - 4a ) + ( - 14 ) ( ∵ adding : - 3 -5 - 6 = - 14 )

= 6a - 14 is the answer. ( ∵ + × - = - )

Answer 2

Answer:

14a-14

Step-by-step explanation:

(a-3) + (4a-5) + (9a-6)

a-3+4a-5+9a-6

a+4a+9a-3-5-6

14a-14