Answer:
(-4x4+6x2+3)-(5x2-3)
ok.
-4x4+6x2=2x6
2x6 3
-(+5x2) -(-3)
_____ _____
-3x4 + 6
i think, im not sure but i think its -3x4+6. i might be wrong
It would be 1n - 12 + 8y.
4n - 3n = 1n
12 + 8y don’t mix so we can leave it.
Therefore: 1n - 12 + 8y
If he got 5 points in the first round and he needed at least thirty he would score 9 points in the next three rounds