Answer:
3n^2 (9+25n)
Step-by-step explanation:
1) u > 4
2) 7 < u
3) u < 4
4) 7 > u
1) subtract 6 - 2
2) add 3 + 4
3) subtract 4 on both sides (8-4)
4) subtract 9 - 2
Answer:80 times
50
$28.76
$25.29
$28.87
