To change the equation, you'd have to take the square root of both sides. When you do this, x^2 cancels out leaving you with x = sqrt(y)
If you need help on the other ones, all you have to do is solve for x by using either addition/subtraction or dividing/multiplying.
Cutting down the trees! (Stop cutting them down)
And human presence disrupting the ecosystem (let the environment be)
One positive effect of devolution is that it helps maintain a cohesive state. This means that it helps the state remained unified.
Answer:
True
In a free market, competition determines price, and so companies will compete with one another to offer the lowest prices.
A tectonic hazard would be something that isn't expected but only lasts so long.
Example: an earthquake or tsunami
The best example is an earthquake
Immediate responses would be to take shelter under a sturdy building or get to high grounds where nothing can fall on you.
The number of deaths could be reduced by having regular safety checks of buildings and if you know you are near tectonic plate shifting then the building should be built with study material.