1
|
a
|
3x − 12 |
b
|
9p − 45 |
c
|
2q − 6 |
|
d
|
4x + 8 |
e
|
12x − 48 |
f
|
5p + 20 |
|
g
|
4x − 4y + 4z |
h
|
7x − 49 |
i
|
5y + 5z − 15 |
|
j
|
5a − 5b + 5c |
k
|
20z − 60 |
l
|
500m − 500n + 500p |
2
|
a
|
-2x − 6 |
b
|
-14p + 21q |
c
|
-5q + 25 |
|
d
|
-4x − 8 |
e
|
-3y − 18 |
f
|
-2a + b |
3
|
a
|
x2 − 3x |
b
|
2b2 − 4b |
c
|
q2 + 8q |
|
d
|
-2x2 − 6x |
e
|
-2y2 − 4y |
f
|
6a2 − 15a |
4
|
a
|
2 |
b
|
5 |
c
|
5 |
|
d
|
15 |
e
|
q |
f
|
4a |
5
|
a
|
8(x − y) |
b
|
5(s − 2t) |
c
|
6(a + b) |
|
d
|
4(p + q + r) |
e
|
24(p + q) |
f
|
5(3x − 4y + 5z) |
6
|
a
|
3(x − 2) |
b
|
8(4j + 5) |
c
|
5(5p + 6) |
|
d
|
3(5c + 2) |
e
|
3(q − 4) |
f
|
3(2x + 3y + 4z) |
7
|
a
|
b(x + y) |
b
|
y2(x + 1) |
c
|
m(m + n) |
|
d
|
10a(a + 5b) |
e
|
3q(q − 4) |
f
|
4x(1 − 2x) |
|
|
|