Abnormally large cerebrum containing Neurotransmitters, Adenosine, Phenethylamine, Oxytocin, and more chemical compounds. (you get 5000 extra)
Addition
Subtraction
Addition+Subtraction
haha bran go brrr smoth brina
100

548872h - 321784g - 432984y - 2139746i + 439857a + 33480e + 234678h - 42987g + 341437i + 39403y - 23940a

What is -393581y
415917a + 33480e + -364771g + 783550h + -1798309i + -393581y

100

3x + 4c + 8x

What is 11x + 4c

100

6c - 2f - 2c

What is 4c - 2f

100

3g + 8b - 1b

What is 3g + 7b

100

Don't

What is no
200

4123148767457u - 34587140957934r + 7483621897497g - 894793478f + -74681724687f + 21473987r - 58912509g + 32847892346879u

What is 4123148767457u + 32847892346879u = 36971041114336u
-75576518165f + 7483562984988g + -34587119483947r + 36971041114336u

200

7c + 5x + 2c  + 17x

What is 9c + 22x

200

54a - 38h - -27a 

What is 81a - 38h

200
34r - 67f - -78r

What is 112r - 67f

200

No

What is don't

300

JACKPOT! (There was one big brain question that was easier. Solve these riddles to get the answer, however you will only get 500 extra, which totals to 800 points.) Who is that with a neck and no head? What has a ring but no finger? What has 13 hearts, but no other organs?

What is 1: A shirt (or most upper garments)

What is 2: A telephone

What is 3: A deck of cards

300

21f + 30p + 52f + 12p

What is 73f + 42p

300

632z - 45h - 23z - -78h

What is 609z - 123h

300

624g - 87r - 32g

What is 610g - 87r
300

gibberish

What is hjbwiegdfyebfuheb

400
im lazy idk guess

aeiouaeiouaeiouaeiou John maddenuuuuuuuuuuuuuuuuuuuuuuuuuuu

400
42g + 67r + 19r + 12g + 56r

What is 54g + 142r

400

326g - 264h - 124g - -938h - 243h 

What is 202g - 959

400

436y - 768h - 587g - 57y - 8h - 120g

What is 379y - 760h - 467g

400

A black limbo where nothing exists

What is t̸̨̰̊̂̄̅̃́̒͆̓͊̆̑̑̅͝h̸̞̰̀̒́̉͝ě̶̢̢̺͍̝̇̂͐̊ ̵̧̨̢̛͖̲͈̟̭̺̖̔̂͑́ͅv̶̦͎͓̖̗͉̹̘̟̳͇̀̀̔́̽͊̎͜ó̶͚̓i̶̢̪̲̤̹̮̦̜̰̖̙̘͗̀̾̎̄̔̈́̂̾̏̍̅ͅḑ̶̥̳̻̦̹͕̎̄̊̌̂

500

873462308576340875634097563096507346507934568734567346509745608374657947659765703946r - 2745602965079465976457094560791465971456g - 472093846287956726509742590465980265794650792465794659704657946509376579345679456r

What is 8.7299021e+83r - 2.745603e+39g

500

19a + 68d + 73a + 31a + 71z + 12z

What is 123a + 68d + 83z

500

863g- 497h - 546u - -468u - 143g - 328h

What is 720g - 169h - 686u

500

654g - 324h - 467u - 357g - 346y - 348h - 43g

What is 254g - -24h - 467u - 346y

500

fruit and a type of nut, one word being superscript, one being subscript.

What is pecan banana