Refer to the diagram shown below.
Define two positions on each line as A (x₁, y₁) and B(x₂, y₂).
Then the slope is

Horizontal line:
Define A (0, 1) and B (1,1).
The slope is

Vertical line:
Define A( (1,0) and B(1,1).
The slope is

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Answer:
11.2
Step-by-step explanation:
PYTHAGOREAN THEOREM
14^2 = 8.4^2 + x^2
Answer:
x ≤ 15
Step-by-step explanation:
25x + 225 ≤ 600
Subtract 225 from both sides and get
25x ≤ 375
Divide 25 from both sides and you´ll get
x ≤ 15
125/12 would be your equivalent improper fraction