Integer Operations
7+(-4)
3
x + 5 = 9
x = 4
-9x - 1 = 80
x = -9
4n - 2n = 4
n = 2
What is the diameter of a basketball hoop?
18 inches
(-12)(-2)
24
4x = -20
x = -5
4m - 5 = 15
m = 5
x + 3 - 3 = 6
x = 6
What country did the USA buy Alaska from?
Russia
-36/9
-4
x/10 = 3
x = 30
m/9 - 1 = -2
m = -9
x + 3 - 5x = 3
x = 0
How many hearts does a worm have?
Five
-14-8
-22
x + 13 = -2
x = -15
8n + 7 = 31
n = 3
5v + 2 + 2v = -12
v = -2
Which country has played in every FIFA World Cup?
Brazil
13 + (-19)
-6
3x/2 = 9
x = 6
9x - 7 = -7
x = 0
-15b + 21 + 5b = -19
b = 4
Which pop singer's real name is Robyn Fenty?
Rhianna