Which of the following best explains why some economic goals are
incompatible with each other?

People are often in conflict over what they want best explains why some economic goals are  incompatible with each other.

People are often in conflict over what they want

Explanation:

Some economic goals are not perfect with one another Most individuals don't know about Economics a game without victors or failures Different individuals need it.

Struggle and rivalry among makers consequently lead to a free decision which Planned the benefits rationale frequently prompts monetary objectives. When all is said in done, individuals have a negative perspective on strife and treat their clashing gatherings to accomplish their objectives.

substitute y = 2x - 4 to x + 2y = 12:

x + 2(2x - 4) = 12     use distributive property

x + (2)(2x) + () = 12

x + 4x - 8 = 12     add 8 to both sides

5x = 20     divide both sides by 5

x = 4

put the value of x to the first equation:

y = 2(4) - 4

y = 8 - 4

y = 4