31-21z=-6z+16

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Solution for 31-21z=-6z+16 equation: 


Simplifying
31 + -21z = -6z + 16

Reorder the terms:
31 + -21z = 16 + -6z

Solving
31 + -21z = 16 + -6z

Solving for variable 'z'.

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

Add '6z' to each side of the equation.
31 + -21z + 6z = 16 + -6z + 6z

Combine like terms: -21z + 6z = -15z
31 + -15z = 16 + -6z + 6z

Combine like terms: -6z + 6z = 0
31 + -15z = 16 + 0
31 + -15z = 16

Add '-31' to each side of the equation.
31 + -31 + -15z = 16 + -31

Combine like terms: 31 + -31 = 0
0 + -15z = 16 + -31
-15z = 16 + -31

Combine like terms: 16 + -31 = -15
-15z = -15

Divide each side by '-15'.
z = 1

Simplifying
z = 1

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