Answer:

Step-by-step explanation:
a) 
b) 
c) 
d) 
e) 
f) 
Let y be the total number of the bike that are produced
let x be the number of hours
equation:
y = 15x
Answer: a=600
Step-by-step explanation:
(a+200)/400=2
a+200=2×400=800 so
a+200=800
a=600 because 800-200=600
Hope this helps. Stay healthy and safe and have a blessed and wonderful day and I hope you had a good Easter!
- Cutiepatutie
8+~1-3=4
Explanation-
8-1 is the same as 8+~1 so=7
7-3=4
Answer:
x = - 1
Step-by-step explanation:
Given
9 = - x + 8 ( subtract 8 from both sides )
1 = - x ( multiply both sides by - 1 )
- 1 = x ⇒ x = - 1