The answer would be C
2x + 9 = 21
1. 2x = 12
2. x = 6
Answer:
6
Step-by-step explanation:
20÷3=6 (give or take)
Answer:
The graph is attached below. Just google it "plot(2(3)^x)"
Answer:
a, b and c
Step-by-step explanation:
Answer:
steps below
Step-by-step explanation:
3 = 2/3 m
m = 9/2
by the matrix property of associative: (A+B)+C = A+(B+C)
H = [-2 8 -1]
m x H = 9/2 x [-2 8 1] = [-9 36 -9/2]