anonymous
  • anonymous
5 = –(–z + 3)
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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schrodinger
  • schrodinger
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jango_IN_DTOWN
  • jango_IN_DTOWN
when you have -, change the signs of everything inside the brackets so 5=z-3 now add 3 on both sides and you have the answer
jango_IN_DTOWN
  • jango_IN_DTOWN
@leothelion
anonymous
  • anonymous
thx

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More answers

anonymous
  • anonymous
i dont get it
lochana
  • lochana
what do want to do with it. Do you want the value of Z?
anonymous
  • anonymous
yes i should have explained better
jango_IN_DTOWN
  • jango_IN_DTOWN
-(a+b)=-a-b
lochana
  • lochana
@jango_IN_DTOWN will explain to you:)
jango_IN_DTOWN
  • jango_IN_DTOWN
so -(-z+3)=-(-z)-3=z-3
anonymous
  • anonymous
i get that part its just distrbuting the 3
jango_IN_DTOWN
  • jango_IN_DTOWN
when you add 3 on both sides, you have 5+3=z-3+3 or 8=z i.e. z=8 since -3+3=0
anonymous
  • anonymous
ok i get it but what about the 6
jango_IN_DTOWN
  • jango_IN_DTOWN
there is no six
jango_IN_DTOWN
  • jango_IN_DTOWN
-a+a=0 so -3+3=0
anonymous
  • anonymous
3+3 is irrelevent then right
jango_IN_DTOWN
  • jango_IN_DTOWN
its not 3+3 its -3+3
anonymous
  • anonymous
oh so its 0 ok i get it thx bro
jango_IN_DTOWN
  • jango_IN_DTOWN
the right hand side was z-3 when you add 3 it becomes z-3+3=z
anonymous
  • anonymous
closing the thread

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