Answer.

the table represents the function f(x) = 2x+1

which value goes in the empty cell?

a)3
b)5
c)8
d)23

B)5

Step-by-step explanation:

2(2)+1=5

Replace the x in the equation with the x value in tha table for the missing f(x) and calculate:

f(x) = 2x +1 = 2(2) +1 = 4 +1 = 5

The answer is B) 5

$20.01

step-by-step explanation:

the sale price is (1.00 - 0.77)($87), or 0.23($87), or $20.01.

because linear equations are a lot simpler than quadratics equations, and linear equations formula is a lot easier to memorize. that's why i think they're harder.