Take the price of the cheese stick then divide that by the old price. you will get a decimal. New divided by old. You should have some decimal that is 1.something. If its a percent increase of 64 percent you'd have 1.64 as the decimal. good luck.
Well to simplify it we combine the x's: 4x+11, then to solve for x:
4x= -11
x= -11/4
:)
B=4-a sorry if that’s not correct but I think it is
Answer:
56
Step-by-step explanation:
Mean of the sample 8,3,7,3,4 is given by:

summation of x is:

hence

The variance will be

