You can use the fact that equivalent equations are such that one equation can be obtained by performing some operations(which doesn't break equality) on the other equation and vice versa.
The equivalent equation to
is 
<h3>What are equivalent equations?</h3>
Equivalent equations are such that one equation can be obtained by performing some operations(which doesn't break equality) on the other equation and vice versa.
<h3>How to get the equivalent equation of the given equation?</h3>
The given equation is

Subtracting 4 from both sides, we get

Thus, one equivalent equation to the given equation is 
The equivalent equation to
is 
Learn more cases of equivalent equations here:
brainly.com/question/14332869
Answer:
D. The input force is equal to the output force
Step-by-step explanation:
A pulley changes the direction of the applied force, but does not change its magnitude. The mechanical advantage is the ratio of output force to input force, so must be 1 when the force magnitude does not change.
1 is 25% of 4 hope this helps you
Answer:
Trees.
Step-by-step explanation:
The houses look sturdy, and not that flammable. The trees and grass are very plentiful, so they would spread easily.
Please clarify if this wasn't what you were asking.