Download 9/21/09 (Monday) NOTES CLASSWORK HOMEWORK Solving

9/21/09 (Monday)
NOTES
Solving Inequalities
 Switch the inequality
sign only when you
multiply or divide by a
negative number
CLASSWORK
HOMEWORK
CW (10 adding and subtracting
integer problems. Turned in.)
Hw#56
TB p. 244 #23-26
CW S.N
Write an equation in
slope-intercept form of the
line with the given slope
and y-intercept.
23) slope:3, y-intercept:2
24)slope: 1, y-intercept:-3
25)slope:0, y-intercept:4
26)slope:1/3,y-intercept:2
PH p. 178 #5-13 odd, #17-20,#30-33
Solve each inequality and graph the
solution.
5) x  8  10
7) a  12  6
9) x  7  9
11) x  6  2
13) y  7  12
Solve.
17) 3x  2x  9  6
18)  2 y  3 y  10  8
19) 5n  6  4n  2
20)  5x  6x  8  9
30) 3(r  2)  2r  4
31) 4(r  5)  3r  7
32) 3a  6  2a  19
33)  5  3m 10  2m
9/22/09 (Tuesday)
NOTES
CLASSWORK
HOMEWORK
Solving Inequalities (using addition
prop. and multiplication prop. of
inequalities together)
Solve and graph.
1) -2x<18
2) 4x≤28
3) 7x+4≥4x+16
4) 17-5y<8y-9
CW on solving inequalities
Hw#57
TB p. 244 #32-35
S.N PH p. 184 #5-13 odd, #24-27
Solve.
5) 13x-7<-46
7) 5x+3≥-7
9) 4-3y>13
11) 3-9y<30
13) 3-6y>23
24) 18-6y-9y<63
25) 21-8y<6y+49
26) 33-12x<4x+97
27) 14-5y-2y≥-19
Write an equation of the
line that passes through
each point with the given
slope.
32) (-3,3), m=1
33) (4,-3), m= 
34) (8,-1), m=0
35) (0,6), m=-2
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