Answer:
Step-by-step explanation:
[] The fractions are

[] I see that 21 is a multiple of 7, so this one will be simple to solve.
-> 21 / 7 = 3, so we can do the following:

[] Now they have a common denominator of <u>21</u>
Have a nice day!
I hope this is what you are looking for, but if not - comment! I will edit and update my answer accordingly. (ノ^∇^)
- Heather
The answer is the third option, it will run out in 8 days.
charlie and sons- 75 x 100=7500 + 1000= $8500
home dreams- 80 x 100=8000 + 800= $8800
Dream house is more expensive
Brainliest Please!

You then would eliminate 6, by adding 6 to both sides

Then you want all of the X's on the same side, so you subtract 2x from both sides.

Then to isolate the X, you divide by 2

The answer is x=2