One-Step Equations
8m = 24
What is m?
8m = 24
m = 3
2x + 3 =19
x = 8
-3m - 2m = 15
What is m?
-3m - 2m = 15
-5m = 15
m = -3
If April Showers bring mayflowers, what do mayflowers bring?
Who are Pilgrims
A sentence in which two expressions are placed EQUAL to one another.
An Equation.
11 + r = 29
What is r?
r + 11 = 29
r = 18
-3k - 1 = -13
k = 4
-10p + 9p = 12
Solve for p
-10p + 9p = 12
-1p = 12
p = -12
This president made it a national holiday in 1863.
Who is Lincoln?
A letter representing a number we don't know yet.
A Variable.
7h = 21
What is the value of h?
7h = 21
h = 3
-5m - 2 = -47
m = 9
-3a + 12 -6a = -9
What is the value of a?
-3a + 11 -7a = -9
-10a + 11 = -9
-10a = -20
a = 2
What two Football Teams play on Thanksgiving every year?
Who are the Cowboys and Lions?
SADMEP
Subtraction
Addition
Division
Multiplication
Exponent
Parenthesis
a/9 =-3
What is the value of a?
a/9 = -3
a = -27
7/3x - 9 = -2
x = 3
(a + 3)/6 = -2
Find the value of a.
(a + 3)/6 = -2
a + 3 = -12
a = -15
Instead of Balloons for the first Macy's Day Parade, they included this instead.
What are Zoo Animals?
Rearranging an equation so that the variable is on its own (alone or apart).
Isolating The Variable
x - 4.3 = 5.7
What is the value of x?
x - 4.3 = 5.7
x = 10
0.5h - 7 = -9.5
h = -5
9t - 6 - 6t = 6
What is the value of t?
9t - 6 - 6t = 6
3t - 6 = 6
3t = 12
t = 4
Average amount of calories eaten during Thanksgiving:
a) 2000
b) 3000
c) 4000
d) 5000
What is C?
The opposite operation.
Inverse Operation.