Answer:
=
units
Step-by-step explanation:
x₁ = 2 ; y₁ = 5
x₂ = 6 ; y₂ = -1
D = 
=
=
= 
D =
units
Answer: The system consists of parallel lines
Step-by-step explanation:
Given system of lines :

Substitute
in
, we get
, which is not true.
That means , system has no solution.
i.e. they are representing parallel lines. [Parallel lines do not intersect and hence they do not have solution.]
Answer:
7,10,13
Step-by-step explanation:
Answer:
A: 1
B: 17
C: 26
D: 42
E: 57
Step-by-step explanation:
Answer:
where is the graph?
Step-by-step explanation: