Answer:
Lol, thank you for telling me this information..
First, you must distribute the negative sign(otherwise considered a negative one). This gives you x - 4x + 7 = 5x - x - 21.
Then, simplify any like terms you can: -3x + 7 = 4x - 21.
Simplify this even further: 28 = 7x
The final answer is x = 4
Answer:
It's Monday because she has bought shirt $20 which is the highest among all
Answer:
The common difference is -3.
Step-by-step explanation:
You can simply find it by taking the difference of two numbers that are side by side.
Example: 35 - 32 = 3
Since it is decreasing though, it would be negative.