-8=-2[z+7]

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Solution for -8=-2[z+7] equation:


Simplifying
-8 = -2[z + 7]

Reorder the terms:
-8 = -2[7 + z]
-8 = [7 * -2 + z * -2]
-8 = [-14 + -2z]

Solving
-8 = -14 + -2z

Solving for variable 'z'.

Move all terms containing z to the left, all other terms to the right.

Add '2z' to each side of the equation.
-8 + 2z = -14 + -2z + 2z

Combine like terms: -2z + 2z = 0
-8 + 2z = -14 + 0
-8 + 2z = -14

Add '8' to each side of the equation.
-8 + 8 + 2z = -14 + 8

Combine like terms: -8 + 8 = 0
0 + 2z = -14 + 8
2z = -14 + 8

Combine like terms: -14 + 8 = -6
2z = -6

Divide each side by '2'.
z = -3

Simplifying
z = -3

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