Answer:
40
Step-by-step explanation:
4 x 2 = 8 x 5
l x w x h
or
Bxh
12 cm of coastline
Multiply the years (factor) by the receding amount, 3cm, (constant) BAM answer.
5x + 10y = 20
-5x + 20 = 10y
-x/2 + 2 = y
y = 2 - x/2
20 - 10y = 5x
4 - 2y = x
x = -2y + 4
Using the formula above,
slope of line