z-2z+-4=3

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Solution for z-2z+-4=3 equation: 


Simplifying
z + -2z + -4 = 3

Reorder the terms:
-4 + z + -2z = 3

Combine like terms: z + -2z = -1z
-4 + -1z = 3

Solving
-4 + -1z = 3

Solving for variable 'z'.

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

Add '4' to each side of the equation.
-4 + 4 + -1z = 3 + 4

Combine like terms: -4 + 4 = 0
0 + -1z = 3 + 4
-1z = 3 + 4

Combine like terms: 3 + 4 = 7
-1z = 7

Divide each side by '-1'.
z = -7

Simplifying
z = -7

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