babytaylorrr
babytaylorrr babytaylorrr
  • 02-09-2016
  • Mathematics
contestada

3(5b-1)=5
solve for b

4(3y-1)=20
solve for y

Respuesta :

MalgosiaaaK
MalgosiaaaK MalgosiaaaK
  • 02-09-2016
3(5b-1)=5
Get rid of the brackets
15b-3=5
add 3 to both sides of the equation
15b=8
divide both sides of the equation by 15
b=0.53

4(3y-1)=20
12y-4=20
12y=24
y=0.5
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