-5 + 8
3
x + 8 = 23
x = 15
What is very center of the coordinate plane called? The center's coordinates are (0,0)
A) quadrant
B) x-axis
C) exponent
D) origin
D) origin
3x - 1 = 14
x = 5
What is 73 in expanded form?
7 x 7 x 7
4 + (-6)
-2
x - 4 = 19
x = 23
Name the ordered pair for point A on the coordinate plane.
(3, -4)
2x + 10 = 20
x = 5
A 6 x 6 square represents what perfect square?
A) 12
B) 66
C) 36
D) 12
C
3 - (-9)
Remember to "Keep It, Switch, Switch" when you see a subtraction sign!
12
3x = 21
x = 7
Name the ordered pair for point B on the coordinate plane.
(-5, 2)
x/3 + 5 = 12
x = 21
Complete the pattern of perfect squares:
81, 64, _____ , 36
49
because 49 = 7 x 7
-72 ÷ 8
-9
b - 4 = -16
b = -12
Where is point (-4, -6) located?
A) Quadrant II
B) x-axis
C) Quadrant III
d) Quadrant IV
C) Quadrant III
Solve for x: x + 4 > 3
Graph the solution on a number line.
x > -1
Open circle over -1 going to the right
Find the product: 9 x 103
9,000
-9 x -9
81
-8b = 32
b = -4
Identify point C on the coordinate plane.
(3,0)
-4x > 44
x < -11
Complete the pattern of perfect squares:
_____, 196, 225, 256
169