Chapter 2
8+M=12
M=4
(4,2),(1,-5)
7/3
(1,0) slope 1
y=x-1
-9+2a<3a
(-9,∞)
y=-3
y=x-3
(0,-3)
65+R=347
R=282
(10,500),(20,950)
10/450 or 45
(3,-2) slope 1/3
y=1/3x-3
-72<f/-6
(-∞,432)
2x+2y=6
5y+5x=15
infinite
M/-52+811=873
M=-3224
4/5 find points
(1,1),(6,5)
(-4,3) y int =0
3x+4y=0
y-1≥7 or y+3<-1
(-∞,-4) U [8,∞)
4x+2y=0
10x+3y=8
(1/2,1)
42x+70=68x+32
X=-51/55
y=|x-4|=6
x=-2
(-2,3) parallel to Y=-3/4x+4
y=-3/4x+3/2
|3h+1/2|< 8
(-5 2/3 , 5)
y≥0
y<x-5
1≥0
-6/10(9+X)-8/9=32/50X-10
X=835/279
y=-|x-2|+3
(2,3) -1/1,-1/-1
2x+5y=15 or 3x+5y=15
neither
b=-3 m=3
y ()3x-3
y>3x-3
y>2-3
2x-y≥1
0<-1