7z+12=6z+7

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Solution for 7z+12=6z+7 equation:


Simplifying
7z + 12 = 6z + 7

Reorder the terms:
12 + 7z = 6z + 7

Reorder the terms:
12 + 7z = 7 + 6z

Solving
12 + 7z = 7 + 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.
12 + 7z + -6z = 7 + 6z + -6z

Combine like terms: 7z + -6z = 1z
12 + 1z = 7 + 6z + -6z

Combine like terms: 6z + -6z = 0
12 + 1z = 7 + 0
12 + 1z = 7

Add '-12' to each side of the equation.
12 + -12 + 1z = 7 + -12

Combine like terms: 12 + -12 = 0
0 + 1z = 7 + -12
1z = 7 + -12

Combine like terms: 7 + -12 = -5
1z = -5

Divide each side by '1'.
z = -5

Simplifying
z = -5

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