5 x 8 =
40
32 - 9 =
23
x + 13 = 18, find x
x = 5
3x - 5 = 10
x = 5
Find the next number in the sequence,
1, 3, 5, 7, _____
9
Equation
4 x 9 =
36
- 3 - 8 =
-11
p - 7 = 6, find p
p = 13
2p - 25 = 15
p=20
Find the next number in the sequence,
1, 5, 9, 13, _______
17
a letter like "x" or "y", that represents an unknown number or quantity in an equation or expression
variable
8 x 8 =
- 5 + 15 =
b + 111 = 233, find b
b = 122
3 ( 2x - 3) = 15
x = 4
Find the next number in the sequence,
10, 25, 40, 55, __________
70
A number used to multiply a variable.
coefficient
11 x 11 =
121
- 9 + 9 =
0
1/2 c = 5, find c.
c = 10
9n - 6 = 5n + 18
n = 6
Find the next number in the sequence,
64, 16, 4, 1, ________
1/4
Turning point or corner
Like in a parabola (u-shaped)
vertex
11 x 12 =
132
- 1/2 - 1/2 =
- 1
-5y = 25, find y
y = -5
4 ( m + 3 ) - 2 = 6
m = -1
Find the next number in the sequence,
1, 4, 9, 16, 25, _________
36
The total space taken up by a shape
Area