Which Property says if you add the same thing to each side of the equation it remains equal
Addition Property of Equality
pg 75
What property says if you subtract the same number from both sides of the equation it stays equal
Subtraction property of equality
pg 75
What property says if you multiply both sides of an equation by the same number the equation stays equal?
Multiplication property of equality pg 78
What property states if you divide both sides of an equation by the same number, the equation stays equal?
Division property of equality pg 78
Complete Example 3 on page 77

Example 1
Solve g - 25 = 113
g = 138
Example 2
Solve 27 + k = 30
k = 3
Example 4 Solve part a
3/8x = 9/4
x = 6
Example 4 solve part b
42 = -14y
y = -3
Complete the check on pg 77
A) 50 = w - 15; 65 pounds
Example 1 check pg 76
solve 2/3 + w = 1 1/2. State which property of equality you used.
Example 2 check pg 76
Solve a + 26 = 35
a = 9
Solve # 53 on page 81
t/4 = -13
t = -52
Complete the check on page 78
Solve 6y = 54
y = 9
Complete Apply Examp 5 on page 79
n = 144
Solve #2 on page 81 44=t-72
t = 116
Solve # 17 on page 81
v + 914 = -23
v = -937
Solve #50 on page 81
a/16 =9
a = 144
Solve #43 on page 81
12z = 108
z = 9
Complete the check on page 80
A) 21p = 146.58; $6.98 per yard
Solve #14 on page 81
- 1/2 + a = 5/8
a = 1 1/8
Solve number 33 on page 81
-1 = t + (-19)
t = 18
Solve #52 on page 81
- d/7 = -13
d = 91
Solve number 47 on page 81
-6d = -42
d = 7
Why should you be able to set up and solve one-step equations in the real world?
because you may only have part of the information and have to be able to figure out the rest
#99 page 83
Which one doesn't belong and why?


# 55 page 82
Chief Justice William Rehnquist served on the Supreme Court for 33 years until his death in 2005. Write and solve an equation to determine the year he was confirmed as a justice on the Supreme Court.
x + 33 = 2005
x = 1972
#58 page 82
The Rolling Hills Farm is 126 acres. This is 1/4 the size of the Briarwood Farm. Write and solve an equation to determine the number of acres of the Briarwood Farm.
126 = 1/4a
a = 504 acres
Solve #92 on page 83
Orlando spent $18 at a taco truck. He order 4 tacos. Write and solve an equation to find the cost of each taco
4t=18
t = $4.50
Do # 102 a and b on page 84
a) sometimes 0 + 0 = 0 but 2 + 2 = 4
b) always; this is the additive identity property