Answer:
The number of observations is 15.
Answer:
0
Step-by-step explanation:
8z +12 = 12
8z = 0
z =0
Answer:
The solution is (2, 1).
All other ordered pairs do not work.
Step-by-step explanation:
-2x + 5y = 1
5x - 3y = 7
-10x + 25y = 5
10x - 6y = 14
19y = 19
y = 1
5x - 3(1) = 7
5x = 10
x = 2
(2, 1)
The solution is (2, 1).
All other ordered pairs do not work.
Answer: 536 feet tall
Step-by-step explanation:
2000 ( tan 15 ) = 536