.5z-4=5z-31

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Solution for .5z-4=5z-31 equation:


Simplifying
0.5z + -4 = 5z + -31

Reorder the terms:
-4 + 0.5z = 5z + -31

Reorder the terms:
-4 + 0.5z = -31 + 5z

Solving
-4 + 0.5z = -31 + 5z

Solving for variable 'z'.

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

Add '-5z' to each side of the equation.
-4 + 0.5z + -5z = -31 + 5z + -5z

Combine like terms: 0.5z + -5z = -4.5z
-4 + -4.5z = -31 + 5z + -5z

Combine like terms: 5z + -5z = 0
-4 + -4.5z = -31 + 0
-4 + -4.5z = -31

Add '4' to each side of the equation.
-4 + 4 + -4.5z = -31 + 4

Combine like terms: -4 + 4 = 0
0 + -4.5z = -31 + 4
-4.5z = -31 + 4

Combine like terms: -31 + 4 = -27
-4.5z = -27

Divide each side by '-4.5'.
z = 6

Simplifying
z = 6

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