Answer:
Step-by-step explanation:
Remark
The first step is the key step. You have to get the xs on one side and the numbers on the other.
Solution
4 + 6x = 16 Subtract 4 from both sides
4-4+6x = 16 - 4 Combine
6x = 12 Divide both sides by 6. You want x by itself.
6x/6 = 12/6
Answer: x = 2
21.9 m
Take the amount for one dress and multiply by 6
3.65*6 =21.9 m
The equation of the line is y = 3x - 6 (D).
the production line did not pass