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

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


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

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

Combine like terms: 7z + -2z = 5z
8 + 5z = 7 + 4z + 7

Reorder the terms:
8 + 5z = 7 + 7 + 4z

Combine like terms: 7 + 7 = 14
8 + 5z = 14 + 4z

Solving
8 + 5z = 14 + 4z

Solving for variable 'z'.

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

Add '-4z' to each side of the equation.
8 + 5z + -4z = 14 + 4z + -4z

Combine like terms: 5z + -4z = 1z
8 + 1z = 14 + 4z + -4z

Combine like terms: 4z + -4z = 0
8 + 1z = 14 + 0
8 + 1z = 14

Add '-8' to each side of the equation.
8 + -8 + 1z = 14 + -8

Combine like terms: 8 + -8 = 0
0 + 1z = 14 + -8
1z = 14 + -8

Combine like terms: 14 + -8 = 6
1z = 6

Divide each side by '1'.
z = 6

Simplifying
z = 6

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