Answer:
h = 11. 5.
Step-by-step explanation:
(4h - (21 - 8h)/3 = (15 + 6(h - 1)/2
Cross multiplying, we get:
2(4h - (21 - 8h) = 3(15 + 6(h - 1)
8h - 2(21 - 8h) = 45 + 18(h - 1)
8h - 42 + 16h = 45 + 18h - 18
8h + 16h - 18h = 45 - 18 + 42
6h = 69
h = 11. 5
