7z+8-4z=1+2z+1

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Solution for 7z+8-4z=1+2z+1 equation:


Simplifying
7z + 8 + -4z = 1 + 2z + 1

Reorder the terms:
8 + 7z + -4z = 1 + 2z + 1

Combine like terms: 7z + -4z = 3z
8 + 3z = 1 + 2z + 1

Reorder the terms:
8 + 3z = 1 + 1 + 2z

Combine like terms: 1 + 1 = 2
8 + 3z = 2 + 2z

Solving
8 + 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.
8 + 3z + -2z = 2 + 2z + -2z

Combine like terms: 3z + -2z = 1z
8 + 1z = 2 + 2z + -2z

Combine like terms: 2z + -2z = 0
8 + 1z = 2 + 0
8 + 1z = 2

Add '-8' to each side of the equation.
8 + -8 + 1z = 2 + -8

Combine like terms: 8 + -8 = 0
0 + 1z = 2 + -8
1z = 2 + -8

Combine like terms: 2 + -8 = -6
1z = -6

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

Simplifying
z = -6

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