Answer:
33
Step-by-step explanation:
Supplementary angles add up to 180 degrees. So, 4x + (x+15) = 180
5x+15=180
5x=165
x=33
-3 is the remainder when you synthetically divide
We need to find the unit price of each box.
So, a box that weighs 30 Oz costs $4.50.
lets say that 30 Oz box is named box 1. We can use unitary method to find out the unit price of box 1.
Unitary method is a process to find the value of a single unit.
Now,
30 Oz costs $4.50
therefore, 1 Oz should cost:
dollars
So, the unit price of box 1 is $0.15.
Now, lets say the 20 Oz box is named box 2. Again we can use unitary method to find out the unit price of box 2.
Now,
20 Oz box costs $3.60
therefore, 1 Oz should cost:
dollars
So, the unit price of box 2 is $0.18.
The Delivery fee is 4$
To figure out what the delivery fee is you must make 2% .02 and multiply it by 200