joseok joseok
  • 23-09-2015
  • Mathematics
contestada

if 5(y+10)=40, find the value of 1\4y.

Respuesta :

holly27 holly27
  • 23-09-2015
expand the brackets:
5y + 50 = 40
minus 50 on both sides to get 5y alone
5y = -10
divide both sides by 5 to find y
y= -2
∴ 1/4y = -0.5
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