3z-20=-7x

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Solution for 3z-20=-7x equation: 


Simplifying
3z + -20 = -7x

Reorder the terms:
-20 + 3z = -7x

Solving
-20 + 3z = -7x

Solving for variable 'z'.

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

Add '20' to each side of the equation.
-20 + 20 + 3z = 20 + -7x

Combine like terms: -20 + 20 = 0
0 + 3z = 20 + -7x
3z = 20 + -7x

Divide each side by '3'.
z = 6.666666667 + -2.333333333x

Simplifying
z = 6.666666667 + -2.333333333x

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