7=z-3

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Solution for 7=z-3 equation:


Simplifying
7 = z + -3

Reorder the terms:
7 = -3 + z

Solving
7 = -3 + 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.
7 + -1z = -3 + z + -1z

Combine like terms: z + -1z = 0
7 + -1z = -3 + 0
7 + -1z = -3

Add '-7' to each side of the equation.
7 + -7 + -1z = -3 + -7

Combine like terms: 7 + -7 = 0
0 + -1z = -3 + -7
-1z = -3 + -7

Combine like terms: -3 + -7 = -10
-1z = -10

Divide each side by '-1'.
z = 10

Simplifying
z = 10

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