simplifying
variables
grab bag
rational numbers
solving equations
100
25/5
5
100
n+7=14
n=7
100
3.4+9.7
13.1
100
-5+(-6)
-11
100
x-8=0
x=8
200
10/3
3.333...
200
2x=10
x=5
200
9=3t
t=3
200
5.04+7.1
12.14
200
6=x+2
x=4
300
(5+6)*9
99
300
4x+1=13
x=3
300
9n+1=10
n=1
300
4/5+2/15
14/15
300
5b=145
b=29
400
21+49/7+1
29
400
4x+4=2x+8
x=2
400
10=m/4+2
32=m
400
evaluate expression using a=-2, b=3, c=-4 c+3b
5
400
m/7=12
m=84
500
(17-7/5+1
1.666...
500
the sum of 9 and k minus 17
9+k-17 k=8
500
-3/4y=9
y=-13
500
evaluate using b=-3.5 -5.6+b+7.2
-1.9
500
-7y=28
y=4
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