(
)
(
)
2
(g)
8 − 6
2
(e)
5 ⋅ 5
(f)
1− 3 5 − 3
2
_____________
_____________
______________
15.
S implify
e ach
a lgebraic
e xpression.
(
)
(
)
(a)
16c − 10d − 5c + 3d
− 5n
+ 6n
− 8m
(c)
4 + 3 x
+ 1
− 2x x − 2
(b)
2m
2
2
2
2
____________________________
_____________________________
______________________________
16.
S implify
t he
f ollowing:
( Use
a ny
m ethod.)
(x + 2)(2x − 7)
(2x − 3)(−x + 6)
(x − 4)
(a)
(b)
(c)
2
Write
t he
e quations
o f
t he
l ines
b elow
i n
s lope
i ntercept
f orm.
(y = mx + b)
17.
( a)
T he
l ine
p asses
t hrough
t he
p oint
( 3,
-‐ 1)
a nd
h as
a
s lope
o f
2 .
______________________________
(b)
T he
l ine
t hat
g oes
t hrough
t he
p oints
( 2,
-‐ 4)
a nd
( -‐1,
2 )
______________________________
(c)
T he
l ine
t hat
g oes
t hrough
t he
p oint
( 6,
5 )
a nd
i s
p arallel
a
l ine
______________________________
1
with
a
s lope
o f
.
2
(d)
T he
l ine
t hat
g oes
t hough
t he
p oint
( 3,
-‐ 1)
a nd
i s
p erpendicular
______________________________
to
a
l ine
t hat
g oes
t hrough
( 5,
0 )
a nd
( 2,
3 ).