Adding and Subtracting Negatives
23 + (-5) =
18
x ≥ 3
.
y = 5x
What is the dependent variable?
Y
75 - (-10) =
85
x < 3
.
K= 5,000y - 75
What is the dependent variable?
K
10 + (-30) =
-20
7 > x + 5
x < 2
Octavio stays inside and plays fortnite all weekend. He usually gets sent back to the lobby in two minutes so he plays 30 games of fortnite per hour.
This can be represented by the equation
g = 30h
What is the dependant variable?
G or number of games
-50 - (-51) =
1
5x > 25
solve and graph the inequality
x > 5
Jalal starts a business selling answers to his homework. He charges $1 per answer.
The equation for his business is P=1a
or Profit = 1x(answers)
What is the dependent variable?
profit
-32 + -65 =
-97
- 7x ≤ -63
solve and graph
x ≤ 7
Axel charges $100 for each bag of chips
What is the dependent variable?
The cost