7z-51=6z-40

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Solution for 7z-51=6z-40 equation:


Simplifying
7z + -51 = 6z + -40

Reorder the terms:
-51 + 7z = 6z + -40

Reorder the terms:
-51 + 7z = -40 + 6z

Solving
-51 + 7z = -40 + 6z

Solving for variable 'z'.

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

Add '-6z' to each side of the equation.
-51 + 7z + -6z = -40 + 6z + -6z

Combine like terms: 7z + -6z = 1z
-51 + 1z = -40 + 6z + -6z

Combine like terms: 6z + -6z = 0
-51 + 1z = -40 + 0
-51 + 1z = -40

Add '51' to each side of the equation.
-51 + 51 + 1z = -40 + 51

Combine like terms: -51 + 51 = 0
0 + 1z = -40 + 51
1z = -40 + 51

Combine like terms: -40 + 51 = 11
1z = 11

Divide each side by '1'.
z = 11

Simplifying
z = 11

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