2020 was a challenging year in many respects. what did you learn about yourself and how have your experiences this past year reinforce our commitment to improving health outcomes in your community, the country, and the world? (300-500 words)

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

the answer is b brothers