Equations
4X + 3 = 7
X = 1
17 + 47 = 7 + ?
57
10 x ? = 80
8
What is 60% of 120?
72
5X + 20 = 35
X = 3
33 + 18 = 29 + ?
22
28 / ? = 7
4
What is 75% of 400?
300
2X - 12 = 16
X = 14
56 + 81 = 44 + ?
93
5 x ? = 45
9
What is 22% of 200?
44
-4X + 11 = 51
X = -10
44 - ? = 15
29
1/4 + ? = 3/4
.5 or 1/2
What is 45% of 500?
225
-15X - 41 = -91
X = 3.3333333
54 - 32 = 25 - ?
3
3/5 x ? = 2/5
.666666 or 2/3
The pen originally cost $1.80, but is has a 15% off sticker. What is the new price of the pen?
$1.53