Question

The algebraic expression that must be added to (7a-b+6c) to get (19a+8b-2c). what is the answer.
please reply it's really really very urgent please ​

Answer 1

Answer:

-12a-7a+8c

Step-by-step explanation:

7a-b+6c

19a+8a-2c

Answer 2

Answer:

12a+9b-8c

Step-by-step explanation:

= (19a+8b-2c)-(7a-b+6c)

= 19a + 8b - 2c - 7a + b - 6c (opening bracket)

= 19a - 7a + 8b + b - 2c - 6c (regrouping)

= 12a + 9b - 8c