7z+1-4z=4+2z-2

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Solution for 7z+1-4z=4+2z-2 equation:


Simplifying
7z + 1 + -4z = 4 + 2z + -2

Reorder the terms:
1 + 7z + -4z = 4 + 2z + -2

Combine like terms: 7z + -4z = 3z
1 + 3z = 4 + 2z + -2

Reorder the terms:
1 + 3z = 4 + -2 + 2z

Combine like terms: 4 + -2 = 2
1 + 3z = 2 + 2z

Solving
1 + 3z = 2 + 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 + 3z + -2z = 2 + 2z + -2z

Combine like terms: 3z + -2z = 1z
1 + 1z = 2 + 2z + -2z

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

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

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

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

Divide each side by '1'.
z = 1

Simplifying
z = 1

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