7z+7-3z=9+3z+1

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Solution for 7z+7-3z=9+3z+1 equation:


Simplifying
7z + 7 + -3z = 9 + 3z + 1

Reorder the terms:
7 + 7z + -3z = 9 + 3z + 1

Combine like terms: 7z + -3z = 4z
7 + 4z = 9 + 3z + 1

Reorder the terms:
7 + 4z = 9 + 1 + 3z

Combine like terms: 9 + 1 = 10
7 + 4z = 10 + 3z

Solving
7 + 4z = 10 + 3z

Solving for variable 'z'.

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

Add '-3z' to each side of the equation.
7 + 4z + -3z = 10 + 3z + -3z

Combine like terms: 4z + -3z = 1z
7 + 1z = 10 + 3z + -3z

Combine like terms: 3z + -3z = 0
7 + 1z = 10 + 0
7 + 1z = 10

Add '-7' to each side of the equation.
7 + -7 + 1z = 10 + -7

Combine like terms: 7 + -7 = 0
0 + 1z = 10 + -7
1z = 10 + -7

Combine like terms: 10 + -7 = 3
1z = 3

Divide each side by '1'.
z = 3

Simplifying
z = 3

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