Step-by-step explanation:
-a-7a/8
-8a-7a/8
-15a/8
Hope it helps you
Answer:
T = total #
T = 5 (to the aunt) + 1/2 (T - 5) (to his friends) + 1 (to his sister) + 4 (left)
T = 5 + 1/2 (T - 5) + 1 + 4
T = 10 + 1/2 (T - 5)
2T = 20 + (T - 5)
2T = 20 + T - 5
2T = 15 + T
T = 15
256 ft²
4 lateral faces + 2 bases
The total area
27) x>-6
28) x <7
29) x<= -6
30) x < 7
31) x>=-6
32) x>4
33) x > 8
34) x < 4
35 x >= 5
