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