30% diet and 10 regular not shoreee
Just multiple, you will get 15x+25x+6x+10 and then simplify
the answer 46x+10
Answer:
k = -2
Step-by-step explanation:
If 
Then

So

From this follows k = -2
Consumer Price Index or also most commonly known as CPI is calculated through the equation,
CPI = (price at a certain year / price at base year) x 100
Since, we have chosen 2014 as the base year, the denominator of the fraction will be $86. Calculating the CPI for 2015,
CPI = ($90/$86) x 100
= <em>104.65</em>