7z+3=2z+28

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Solution for 7z+3=2z+28 equation:


Simplifying
7z + 3 = 2z + 28

Reorder the terms:
3 + 7z = 2z + 28

Reorder the terms:
3 + 7z = 28 + 2z

Solving
3 + 7z = 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.
3 + 7z + -2z = 28 + 2z + -2z

Combine like terms: 7z + -2z = 5z
3 + 5z = 28 + 2z + -2z

Combine like terms: 2z + -2z = 0
3 + 5z = 28 + 0
3 + 5z = 28

Add '-3' to each side of the equation.
3 + -3 + 5z = 28 + -3

Combine like terms: 3 + -3 = 0
0 + 5z = 28 + -3
5z = 28 + -3

Combine like terms: 28 + -3 = 25
5z = 25

Divide each side by '5'.
z = 5

Simplifying
z = 5

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