kailaisnotonfire
kailaisnotonfire kailaisnotonfire
  • 04-05-2017
  • Mathematics
contestada

Show me how to get an answer for:
1a + 18 = 7a

Respuesta :

DariusX
DariusX DariusX
  • 04-05-2017
1a+18=7a
18=7a-1a
18=6a
6a=18
a=18/6
a=3
Answer Link
angela12345
angela12345 angela12345
  • 04-05-2017
subtract the 1a from the 7a. 
1a + 18 = 7a
-1a          -1a

you're then left with 18=6a. divide the 6 with the 18 to cancel out.
18=6a
/6a /6a

18 divided by 6 is 3. So your answer is a=3
Answer Link

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