Answer:
Step-by-step explanation:
2x²-13x+21+6x²+29x-5
=8x²+16x+16
b
i think u add them
9+ 7+16=32
897.2
Steps:
1) 4486 divided by 5 = 897.2
2) Estimate:
We know that if the number is less than 5 the number in front of it stays the same, so the answer will be 897.