lillimm lillimm
  • 23-03-2021
  • Mathematics
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PLS HELP!!!!!!!!!!!!!!!!

PLS HELP class=

Respuesta :

srlt2
srlt2 srlt2
  • 23-03-2021

Answer:

second option, (u - 12 - 3b)/4

Step-by-step explanation:

isolate the "a" by bring each term to the other side, and finally div by 4

u = 12 + 4a + 3b

u - 12 = 4a + 3b

u - 12 - 3b = 4a

(u - 12 - 3b)/4 = a

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