14=-2(z+9)+-4

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Solution for 14=-2(z+9)+-4 equation: 



14=-2(z+9)+-4

We move all terms to the left:

14-(-2(z+9)+-4)=0

We use the square of the difference formula

-(-2(z+9)-4)+14=0



We calculate terms in parentheses: -(-2(z+9)-4), so:

-2(z+9)-4

We multiply parentheses

-2z-18-4

We add all the numbers together, and all the variables

-2z-22

Back to the equation:

-(-2z-22)



We get rid of parentheses

2z+22+14=0

We add all the numbers together, and all the variables

2z+36=0

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

2z=-36

z=-36/2

z=-18

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