3+11z-2=9z+28-7z

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Solution for 3+11z-2=9z+28-7z equation:


Simplifying
3 + 11z + -2 = 9z + 28 + -7z

Reorder the terms:
3 + -2 + 11z = 9z + 28 + -7z

Combine like terms: 3 + -2 = 1
1 + 11z = 9z + 28 + -7z

Reorder the terms:
1 + 11z = 28 + 9z + -7z

Combine like terms: 9z + -7z = 2z
1 + 11z = 28 + 2z

Solving
1 + 11z = 28 + 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 + 11z + -2z = 28 + 2z + -2z

Combine like terms: 11z + -2z = 9z
1 + 9z = 28 + 2z + -2z

Combine like terms: 2z + -2z = 0
1 + 9z = 28 + 0
1 + 9z = 28

Add '-1' to each side of the equation.
1 + -1 + 9z = 28 + -1

Combine like terms: 1 + -1 = 0
0 + 9z = 28 + -1
9z = 28 + -1

Combine like terms: 28 + -1 = 27
9z = 27

Divide each side by '9'.
z = 3

Simplifying
z = 3

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