Answer:
The nonpermissible replacement of the variable y is -3
Step-by-step explanation:
The nonpermissible replacement of the variable in a certain expression is the value of the variable that will make the denominator of the expression zero.
The expression
has the denominator 
This denominator cannot be equal zero, thus,

Answer:
y= 11 + 1.50x. (y is the price, x is number of toppings)
Step-by-step explanation:
Answer: 5/3 = 1 10/6
Step-by-step explanation: This is the right answer.
Answer: 6(1,2,3)
Step-by-step explanation:
We know f(x)=5x+1. Plug in f(x) in the g(x) function.
We get

Distribute the 2 to 5x and 1.

Simplify to get

Now, we plug in -1 for x.

