10z-42-8=4

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Solution for 10z-42-8=4 equation:


Simplifying
10z + -42 + -8 = 4

Reorder the terms:
-42 + -8 + 10z = 4

Combine like terms: -42 + -8 = -50
-50 + 10z = 4

Solving
-50 + 10z = 4

Solving for variable 'z'.

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

Add '50' to each side of the equation.
-50 + 50 + 10z = 4 + 50

Combine like terms: -50 + 50 = 0
0 + 10z = 4 + 50
10z = 4 + 50

Combine like terms: 4 + 50 = 54
10z = 54

Divide each side by '10'.
z = 5.4

Simplifying
z = 5.4

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