alexishayes1985
alexishayes1985 alexishayes1985
  • 23-10-2019
  • Mathematics
contestada

5a -5=7+2+2a I really need help​

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yasminelu
yasminelu yasminelu
  • 23-10-2019
5a-2a=7+2+5
a(5-2)=14
a=14/5-2
a=14/4
a=3.5
Answer Link
bunnyluv4ever
bunnyluv4ever bunnyluv4ever
  • 23-10-2019

Answer:4 2/3

Step-by-step explanation:

5a-5=7+2+2a (combine like terms; 7+2=9)

5a-5=9+2a (subract 2a from both sides; 5a-2a=3a)

3a-5=9 (add 5 to both sides; 9+5=14, -5+5=0)

3a=14 (divide both sides by 3; 14/3= 4 2/3)

Answer Link

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