z+7-3.5=6

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Solution for z+7-3.5=6 equation: 


Simplifying
z + 7 + -3.5 = 6

Reorder the terms:
7 + -3.5 + z = 6

Combine like terms: 7 + -3.5 = 3.5
3.5 + z = 6

Solving
3.5 + z = 6

Solving for variable 'z'.

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

Add '-3.5' to each side of the equation.
3.5 + -3.5 + z = 6 + -3.5

Combine like terms: 3.5 + -3.5 = 0.0
0.0 + z = 6 + -3.5
z = 6 + -3.5

Combine like terms: 6 + -3.5 = 2.5
z = 2.5

Simplifying
z = 2.5

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