Answer:
False
Step-by-step explanation:
Tell me if you need an explanation
sea level is land level to he sea as you go in elevation you get higher from the sea level
Step-by-step explanation:
two triangle are there they have 90 cm.
Answer:
81
Step-by-step explanation:
If
then what will
be?
We substitute
into
to get 
Answer:
Equal lines
Step-by-step explanation:
-5x-y = -4
Multiply by 3
-15x -3y = -12
This is the same as the second equation
That means the lines are the same
They are equal lines