leongolfin leongolfin

02-08-2016
Mathematics

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What is the value of z in the equation 5(2z + 4) = 0?

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texaschic101 texaschic101

02-08-2016

5(2z + 4) = 0
10z + 20 = 0
10z = -20
z = -20/10
z = -2

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youngb2 youngb2

02-08-2016

5(2z+4)=0
10z+20=0
-20 -20
10z=-20
Divide by 10 from both side
Z=-2

Answer Link

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