1)

write an equation for the line graphed.
a) y =
2
3
x - 3
b) y =
2
3
x + 3
c) y =
3
2
x - 3
d) y =
3
2
x + 3
2)
x y
0 3
1 1
2 -1

which function corresponds to the table?
a) y = 3x - 2
b) y = 2x + 3
c) y = -2x + 3
d) y = -3x + 2
3)
x y
0 -7
1 -4
2 -1
3 2
4 5

which equation corresponds to the function described in the table?
a) y = x - 7
b) y = x - 3
c) y = x - 1
d) y = 3x - 7
4)

identify the equation of the graph shown.
a) y = 2x + 3
b) y = 2x - 3
c) y = -2x + 3
eliminate
d) y = -2x - 3
5)
luke is building a storage building and needs to have a slab of concrete poured. he knows the contractor charges an initial cost of $95 plus an additional $3.50 per square foot of concrete. which function can be used to determine the cost, in dollars, to pour a concrete slab with an area of x square feet?
a) f(x) = 3.5x + 95
b) f(x) = 9.5x + 3.5
c) f(x) = 95x + 3.5
d) f(x) = 98.5x