Question

substract 6a2 + 5b2 - 7c2 + 9 from 2a2 - 3b2 - 4c2 - 5 ​

Answer 1

Answer:

=4a²-8b²+3c²-14

Step-by-step explanation:

(2a²-3b²-4c²-5)-(6a²+5b²-7c²+9)

= 2a²-3b²-4c²-5

-6a²-5b²+7c²-9

=4a²-8b³+3c²-14

Answer 2

Answer:

Answer:4a2+2b2-11c2+4

Answer:4a2+2b2-11c2+4Step-by-step explanation:

Answer:4a2+2b2-11c2+4Step-by-step explanation:6a2+5b2-7c2+9

Answer:4a2+2b2-11c2+4Step-by-step explanation:6a2+5b2-7c2+9-

Answer:4a2+2b2-11c2+4Step-by-step explanation:6a2+5b2-7c2+9-2a2-3b2-4c2-5

Answer:4a2+2b2-11c2+4Step-by-step explanation:6a2+5b2-7c2+9-2a2-3b2-4c2-5-----------------------

Answer:4a2+2b2-11c2+4Step-by-step explanation:6a2+5b2-7c2+9-2a2-3b2-4c2-5-----------------------4a2+2b2-11c2+4

Answer:4a2+2b2-11c2+4Step-by-step explanation:6a2+5b2-7c2+9-2a2-3b2-4c2-5-----------------------4a2+2b2-11c2+4i hope you understand

Answer:4a2+2b2-11c2+4Step-by-step explanation:6a2+5b2-7c2+9-2a2-3b2-4c2-5-----------------------4a2+2b2-11c2+4i hope you understandThanks for asking Question