EsmeraldaArreola12
EsmeraldaArreola12 EsmeraldaArreola12
  • 03-11-2016
  • Mathematics
contestada

8(a+4)=24 what is the answer

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Samdom1469 Samdom1469
  • 03-11-2016
24/8 = 3

so we know that what's in the "()" has to equal 3

-1 + 4 = 3

there for A equals -1
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spoiledmilk
spoiledmilk spoiledmilk
  • 03-11-2016
8(a+4)=24
÷8        ÷8 {divide each side by 8
a+4=3
  -4  -4 {subtract 4 from both sides to isolate the variable
a=-1
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