Answer:
1. n + 7 ≤ 9
2. 3w < 18
3. 3 < s + 4
4. 4 ≥ x/2.1
4/5
Step-by-step explanation:
Because Patrick ate 1/5 of his cake, meaning that there would be 4/5 of the cake left for his friends to eat.
yes
5 a^3 c
5 • a • a • c • a
There are 3 a's so it becomes a^3
the first one is correct
25.5 and 1.5
AC = 12 cm
BC = 13.5 cm
12 + 13.5 = 25.5 cm
13.5 - 12 = 1.5 cm
