Y = 20x + 7 for instance
then just substitute the values
Answer:
7y + 5z + 10
Step-by-step explanation:
2y + 7z - 2z + 4y + 8 + y + 2
Like terms are terms that have the same variable part.
2y, 4y, y are like terms (remember that y is the same as 1y when you add)
7z, -2z are like terms
8, 2 are like terms
2y + 7z - 2z + 4y + 8 + y + 2 =
= 2y + 4y + y + 7z - 2z + 8 + 2
= 7y + 5z + 10
25.3 × 1.08
27.324
The total bill is $27.32
Whats the question here if your wondering how many shells she finds in a certain amout of days just get a calculator and keep adding 12 over and over again
Answer:

Step-by-step explanation:
Given data:
random sample size n = 1000
Population size is N - 2,000,000
P = 0.49
We know


Probability for having X =520
sample proportion 



