Question

What must be subtracted from 4a? + 5b2-6c2 + 8 to get 2a2-3b2-4c2-5​

Answer 1

Answer:

4a+5b²-6c²+8 - 2a²-3b²-4c²-5 = 4a+2b²-10c²+3

4a+2b²-10c²+3 should be subtracted from

4a+5b²-6c²+8 to get -2a²-3b²-4c²-5 .

please mark as brainliest.