Answer:
a) one solution, x=3
b) see below
Step-by-step explanation:
2x+3=4x-3
2x=6
x can only be=3
Answer:
Below (in bold).
Step-by-step explanation:
No restrictions , as there are 8 people the number of ways
= 8!
= 40,320 ways.
Girls pass through first
= 3! * 5!
= 720 ways.
Answer:
4r43r43
Step-by-step explanation: