2(4)-3 is what f(4) is equal to if you imput 4 for x. Distribute 2 to the 4 to get 8-3 so f(4) is equal to 5!
Answer:
A variable
Step-by-step explanation:
He would save up to 330 dollars
Answer:
At 15 movies, both will cost $175
Step-by-step explanation:
Set it up algebraicly. Let x be the number of movies
100 + 5x = 25 + 10x
75 + 5x = 10x
75 = 5x
x = 15
Lets substitute x into one equation
100 + 5(15)
100+75
175