Order of Operations
4 - 3 (-8) =
28
3x + 4 = 10
x = 2
3/4 + 2/8 =
8/8 or 1
0.02
2%
Write an equation
Six less than a number
x-6
-( 5 + 1) =
-6
6x -2 =28
x= 5
7/8 - 1/2 =
3/8
0.324
3.4 %
Solve
3(a+12)
3a+36
-5 - 6 x 3 + 8 =
-15
1.3x + 9 =35
x = 20
6/11 - 1/3 =
7/33
3/5
60%
Find the Surface Area
S = 248 cm2
4 + (-2)4 x 3 + (-10) =
42
28x + 11 = -10
x = - 3/4 or - 0.75
5/6 + 1/4 =
1 1/12
7/4
175%
Solve for x
-x/5 = 120
x= -600
-51 + 23 - 62 / 3
-55
-34 = 28 - 12x
x = 31/6 or 5.166
16/ 21 - 4/7 =
4/21
7/25
28%
A cube measures 30 cm on each edge. What is its surface area?
5400cm2