7z+1-z=2z-7

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Solution for 7z+1-z=2z-7 equation:


Simplifying
7z + 1 + -1z = 2z + -7

Reorder the terms:
1 + 7z + -1z = 2z + -7

Combine like terms: 7z + -1z = 6z
1 + 6z = 2z + -7

Reorder the terms:
1 + 6z = -7 + 2z

Solving
1 + 6z = -7 + 2z

Solving for variable 'z'.

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

Add '-2z' to each side of the equation.
1 + 6z + -2z = -7 + 2z + -2z

Combine like terms: 6z + -2z = 4z
1 + 4z = -7 + 2z + -2z

Combine like terms: 2z + -2z = 0
1 + 4z = -7 + 0
1 + 4z = -7

Add '-1' to each side of the equation.
1 + -1 + 4z = -7 + -1

Combine like terms: 1 + -1 = 0
0 + 4z = -7 + -1
4z = -7 + -1

Combine like terms: -7 + -1 = -8
4z = -8

Divide each side by '4'.
z = -2

Simplifying
z = -2

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