21z-49=z-58

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Solution for 21z-49=z-58 equation:


Simplifying
21z + -49 = z + -58

Reorder the terms:
-49 + 21z = z + -58

Reorder the terms:
-49 + 21z = -58 + z

Solving
-49 + 21z = -58 + z

Solving for variable 'z'.

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

Add '-1z' to each side of the equation.
-49 + 21z + -1z = -58 + z + -1z

Combine like terms: 21z + -1z = 20z
-49 + 20z = -58 + z + -1z

Combine like terms: z + -1z = 0
-49 + 20z = -58 + 0
-49 + 20z = -58

Add '49' to each side of the equation.
-49 + 49 + 20z = -58 + 49

Combine like terms: -49 + 49 = 0
0 + 20z = -58 + 49
20z = -58 + 49

Combine like terms: -58 + 49 = -9
20z = -9

Divide each side by '20'.
z = -0.45

Simplifying
z = -0.45

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