-7=z-7

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Solution for -7=z-7 equation:


Simplifying
-7 = z + -7

Reorder the terms:
-7 = -7 + z

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

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

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

Solving
0 = 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.
0 + -1z = z + -1z
Remove the zero:
-1z = z + -1z

Combine like terms: z + -1z = 0
-1z = 0

Divide each side by '-1'.
z = 0

Simplifying
z = 0

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