Mephistophilis describes hell as

the horror of serving satan after knowing god as a kind ruler
the loneliness of wandering earth after being safe in heaven
the sorrow of seeing lost souls after knowing the joy of being saved
the misery of being away from god after having known the joys of heaven

The misery of being away from God after having known the joys of Heaven.

Explanation:

Mephistopheles is a demon that appears in Doctor Faustus. He is a spirit of the Devil, and he is described as a "fallen angel." He is evil, but is also aware of the despair that being in Hell brings to him. Mephistopheles describes being in Hell as the misery of being away from God after having known the joys of Heaven.

cassius, casca, and their allies plant false documents to manipulate brutus to join their cause to remove caesar. after doing so, they visit brutus at night in his home to persuade him of their views. there they plan caesar's death. brutus is troubled but refuses to confide in his devoted wife, portia. on 15 march, caesar's wife, calpurnia, urges him not to go to the senate. she has had visionary dreams and fears the portents of the overnight storms.

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