2(7+z)=90

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Solution for 2(7+z)=90 equation: 



2(7+z)=90

We move all terms to the left:

2(7+z)-(90)=0

We add all the numbers together, and all the variables

2(z+7)-90=0

We multiply parentheses

2z+14-90=0

We add all the numbers together, and all the variables

2z-76=0

We move all terms containing z to the left, all other terms to the right

2z=76

z=76/2

z=38

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