Yes the left states your reasoning
If the price for three of them is $2.99, then you divide that by three to find the price for one can. This would equal .9966666667, which could probably be rounded to 99 cents or just a dollar per can. Hope that helps.
2.6 is the aswer.
Why?take the 2 number after the decimal the estimate
19x - 22 is you combine like terms!
The answer is 10 I just subtracted it so