Vocab
Exponent
The small number representing the
times the base number is multiplied
(6,-10), (-15,15)
25/-21
18 + 9 x (5 + 4) ÷ 3 - 5
40
3x+4-2x-3y+7
x-3y+11
x+x+2x=48
x=12
Variable
A symbol, usually a letter, that takes
the place of a number
(15,8) (-17,9)
1/-32
15 + 21 x (2 + 2) ÷ 12 - 13
J+8+j-8y-8y+2
2j-16y+10
3y+4+3y-6=34
y=6
Y-axis
A numbered vertical line
(12,2) (-7,5)
3/-19
31 + 35 x (3 + 3) ÷ 21 - 7
34
-10x+3x+2-9z-7-4z
-7x-13z-5
10y-6=24
y=3
Slope
The change in y over the change in x
of a line
(9,3) (19,-17)
-20/10 -2/1
30 – 32 ÷ (6 - 2) x 3 + 12
18
3a+7+2+a+3
4a+12
-3w+7=-14
w=7
Coordinate Plane
The plane containing the x-axis and
The y-axis
(6,-12) (15,-3)
9/9 1
40 – 100 ÷ (50 - 30) x 4 + 40
60
2s+10-7s-8+3s-7
-2s-5
16-7m=30
m=-2