7z+1=8z+7

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Solution for 7z+1=8z+7 equation:


Simplifying
7z + 1 = 8z + 7

Reorder the terms:
1 + 7z = 8z + 7

Reorder the terms:
1 + 7z = 7 + 8z

Solving
1 + 7z = 7 + 8z

Solving for variable 'z'.

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

Add '-8z' to each side of the equation.
1 + 7z + -8z = 7 + 8z + -8z

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

Combine like terms: 8z + -8z = 0
1 + -1z = 7 + 0
1 + -1z = 7

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

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

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

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

Simplifying
z = -6

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