10 11 12 13 14 take 10 minutes or 5 minutes of your time to help me please

im on it:) gimme a quick sec and ill come back and edit

Step-by-step explanation:

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(lol optional): add my sc: tealyn337

-362

step-by-step explanation:

(12)(4)+2(12)-34(12)+2(12)-3

  \/         \/         \/         \/

  48 +   24 -   408 + 24 - 3

      \   /               \   /

          72     -     432 - 3 = -363

a

step-by-step explanation: