7+18z-4=7z+48-4z

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Solution for 7+18z-4=7z+48-4z equation:


Simplifying
7 + 18z + -4 = 7z + 48 + -4z

Reorder the terms:
7 + -4 + 18z = 7z + 48 + -4z

Combine like terms: 7 + -4 = 3
3 + 18z = 7z + 48 + -4z

Reorder the terms:
3 + 18z = 48 + 7z + -4z

Combine like terms: 7z + -4z = 3z
3 + 18z = 48 + 3z

Solving
3 + 18z = 48 + 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.
3 + 18z + -3z = 48 + 3z + -3z

Combine like terms: 18z + -3z = 15z
3 + 15z = 48 + 3z + -3z

Combine like terms: 3z + -3z = 0
3 + 15z = 48 + 0
3 + 15z = 48

Add '-3' to each side of the equation.
3 + -3 + 15z = 48 + -3

Combine like terms: 3 + -3 = 0
0 + 15z = 48 + -3
15z = 48 + -3

Combine like terms: 48 + -3 = 45
15z = 45

Divide each side by '15'.
z = 3

Simplifying
z = 3

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