33 + a = 76
a = 43
t - 5 = 4
t = 9
Give an example of a variable in an equation.
any letter (x, y etc.)
5a = 25
a = 5
a/9 = 9
a = 81
Which vegetable is a pickle?
Cucumber
12 = 8 + y
4 = y
130 = a - 100
230 = a
In an equation, what are you trying to do to the variable?
Isolate the variable/ get it by itself
-625 = 25a
-25 = a
1/7a=4
a = 28
What are frogs classified as?
Amphibians
a + 21 = -42
a = -63
a-10 = -19
a = -9
The temperature yesterday was 21 degrees. Today, it is 42 degrees. Find the percent change in the temperature. Specify increase or decrease.
100% increase
-8x = -488
x = 61
a/10 = -4
a = -40
How many bones do sharks have?
0 (none)
r + 1/7 = -4/7
r = -5/7
w - 15= -95
w = -80
Name the inverse (Opposite of each operation)
Addition-Subtraction
Multiplication-Division
3/4p = 12
p = 16
7/8k = 21
k = 24
What does "Hakuna Matata" mean?
"No worries" 
12 + b = -36
b = -48
1,824 = h - 1,208
h = 3032
I deposit $100 into a bank account at an interest rate of 10%. How much interest will I earn after 4 years?
I = PRT = 100 x 0.10 x 4 = $40
0.8s = 2.4
s = 3
-3 = 1/5m
m = -15
In what sport could you win a Heisman trophy?
American football