vanechitavg vanechitavg
  • 10-09-2017
  • Mathematics
contestada

z+1=1/2z+4 what z equal

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APAgony
APAgony APAgony
  • 10-09-2017
z+1=.5z+4
z-.5z=4-1
.5z=3
z=3/.5
z=6
Answer Link
musiclover10045
musiclover10045 musiclover10045
  • 10-09-2017

z+1 =1/2z+4

subtract 1 from each side:

z=1/2z+3

subtract 1/2z from each side

1/2z = 3

divide each side by 1/2( this is the same as multiplying both sides by 2)

z =6

Answer Link

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