(z+4)+-7=

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Solution for (z+4)+-7= equation:


Simplifying
(z + 4) + -7 = 0

Reorder the terms:
(4 + z) + -7 = 0

Remove parenthesis around (4 + z)
4 + z + -7 = 0

Reorder the terms:
4 + -7 + z = 0

Combine like terms: 4 + -7 = -3
-3 + z = 0

Solving
-3 + z = 0

Solving for variable 'z'.

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

Add '3' to each side of the equation.
-3 + 3 + z = 0 + 3

Combine like terms: -3 + 3 = 0
0 + z = 0 + 3
z = 0 + 3

Combine like terms: 0 + 3 = 3
z = 3

Simplifying
z = 3

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