When you solve an equation, it has an equal sign (=) and inequalities do not. When you solve an inequality the answer isn't exact (depending on the sign ie: <, >, etc...) equations usually are exact answers. other than that, I don't think there is a big difference in solving them.
Answer:
16
Step-by-step explanation:
Distance formula = 
Depending on which point is A and Which point is B, the answer is one of the two.
However, there is no such thing as negative distance, so your answer is 16 points in a certain direction.
Answer:
1.25
Step-by-step explanation:
1.25 you divide 5/4
Answer:
Value before-20%= Value after
Step-by-step explanation: