Idea about life and human beings that underlies a story?

answers-

plot
irony
setting
personification
character
theme
metaphor
dialogue
point of view
allusion
time
infer

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

explanation:

it refers to the definition of full-contact sports, where the condition is that the sport must have athletes must "purposely collide with each other

the answer is a)   a sentence of death costs the state "almost three times as much as a sentence of life in prison" (delon 147)