Answer:
x=-3
Step-by-step explanation:
F(x) just means X.
0=x+3
0-3=x+3-3
-3=x
The rule is 3^x.
Check: 3^1 = 3; 3^2 = 9; 3^3 = 27 and 3^4 = 81
Answer:
a = 9
Step-by-step explanation:
a+11=20
Subtract 11 from each side
a+11-11 = 20-11
a = 9
Answer:
20 male learners
Total number of learners is 50
Step-by-step explanation:
(See attachment below)
Answer: 15
Step-by-step explanation: there is a total of 126 people just find the first number that's divisible by 9 that's above it and divide