Chapter 1&2
2-6/6
1
X-6less than or = to -2
x less than or = to 4
x+3y=1
-3x-3y=-1
(7,-2)
b2 + 8 b + 7
( b + 7)( b + 1)
From 17 to74
335.3% increase
15less than x/4
x is greater than 60
-3x-4y=2
3x+3y=3
(-2,1)
b2 + 16 b + 64
( b + 8)2
3x+7y=-28
y=-3/7x-4
6r greater than or = to -18
r greater than and equal to -3
-2x-y=-9
5x-2y=18
(4,1)
x2 − 4 x + 24
Not factorable
X=4y
1/4
13 greater than 8 +n
n less than 5
-2x+6y=6
-7x+8y=-5
(3,2)
4 v2 − 4 v − 8
4( v + 1)( v − 2)
17=n+2+4n
{3}
-9 greater than -16 + b
b less than 7
2x+y=20
6x-5y=12
(7,6)
6 v2 + 66 v + 60
6( v + 10)( v + 1)