5z=-2z-21

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Solution for 5z=-2z-21 equation: 


Simplifying
5z = -2z + -21

Reorder the terms:
5z = -21 + -2z

Solving
5z = -21 + -2z

Solving for variable 'z'.

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

Add '2z' to each side of the equation.
5z + 2z = -21 + -2z + 2z

Combine like terms: 5z + 2z = 7z
7z = -21 + -2z + 2z

Combine like terms: -2z + 2z = 0
7z = -21 + 0
7z = -21

Divide each side by '7'.
z = -3

Simplifying
z = -3

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