When you are checking your answers, your formula should read out as 9(2.222) - 8 = 12, which is simply filing in the x value that you calculated (it comes out to 11.998 which is correct). You wrote it out as 9(2.22) - 8 = -6, which is why your checking process was incorrect
Answer:
5 weeks if it stays the rate of 3 quizzes a week
brainliest if correct please
Step-by-step explanation:
Answer: the fraction of the day is 1/4
Step-by-step explanation:
Charlotte spent 1/2 of the day shopping at the mall.
she also spent 1/4 of the time trying on jeans. The whole day is assumed to be 1. The fraction of the day that Charlotte spends on trying jeans is the ratio of the time she spends on trying jeans to the whole day. It becomes
(1/4)/1 = 1/4
So the fraction of the day the Charlotte spend in trying jeans is 1/4
Step-by-step explanation:
We are considering 
of water.
We know that each mole of a substance weights equal to the substances' molar weight.
The molar weight of water ( 
) is 
. This value is a standard and hence can be found from charts.
∴ Number of moles of water = 
