One-Step Equations +
What is the inverse operation of addition?
Subtraction
What is the inverse operation of subtraction?
Addition
What is the inverse operation of multiplication?
Division
What is the inverse operation of division?
Multiplication
If the inequality has a greater than or equal to symbol, what kind of dot would be used on a number line?
Closed Dot
v + 3 = 11
v = 8
20=r - 6.56
r = 26.56
6d = 30
d = 5
6=s/2
s = 12
Solve the inequality.
x - 2 > 5
x > 7
f + 7.32 = 10.32
f = 3
DAILY DOUBLE
x - 40=34
x = 74
7c = 105
c = 15
y/91=3
y = 273
Open Dot
DAILY DOUBLE
56+x=101
x = 45
x - 6.4=28
x = 34.4
3.6 = 4r
r = 0.9
1.4=a/2
a = 2.8
9 + v < 22
v < 13
x + 136=203
x = 67
x - 4/5=2 2/5
x = 3 1/5
8x=36
x = 4.5
r/81=4
r = 324
FINAL JEOPARDY
At the end of his vacation, Mr. Otey has $55 left to spend at a souvenir shop. He would like to buy some picture frames that cost $12.75 each to display some of his vacation photos. The inequality 12.75f < 55 represents the number of frames f he can choose to buy.
What is the greatest number of frames that he can buy?
4 frames