79+b=159 b= send help pls... :)
2 answers:
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Solution
- 89 gallons contains 40 gallons twice such that:
- This means that we can find at least 200% of 40 gallons in 89 gallons. This gives us what to expect.
- To get the percentage we are looking for, we should use the formula:
New, in this case, is 89 gallons, Old is 40 gallons.
- Thus, we can calculate the percentage as follows:
Thus, the answer is 222.5%
Hey there!
- <em>With negatives (
) you have to switch your symbol to the other way</em>
- Firstly, substitute the
as an invisible 1
- So, now we have to flip the equation around
- We have to
by
on each of your sides
Good luck on your assignment and enjoy your day!
~
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