z+2=7z-4

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Solution for z+2=7z-4 equation:


Simplifying
z + 2 = 7z + -4

Reorder the terms:
2 + z = 7z + -4

Reorder the terms:
2 + z = -4 + 7z

Solving
2 + z = -4 + 7z

Solving for variable 'z'.

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

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

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

Combine like terms: 7z + -7z = 0
2 + -6z = -4 + 0
2 + -6z = -4

Add '-2' to each side of the equation.
2 + -2 + -6z = -4 + -2

Combine like terms: 2 + -2 = 0
0 + -6z = -4 + -2
-6z = -4 + -2

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

Divide each side by '-6'.
z = 1

Simplifying
z = 1

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