7z-18=10+3z

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Solution for 7z-18=10+3z equation:


Simplifying
7z + -18 = 10 + 3z

Reorder the terms:
-18 + 7z = 10 + 3z

Solving
-18 + 7z = 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.
-18 + 7z + -3z = 10 + 3z + -3z

Combine like terms: 7z + -3z = 4z
-18 + 4z = 10 + 3z + -3z

Combine like terms: 3z + -3z = 0
-18 + 4z = 10 + 0
-18 + 4z = 10

Add '18' to each side of the equation.
-18 + 18 + 4z = 10 + 18

Combine like terms: -18 + 18 = 0
0 + 4z = 10 + 18
4z = 10 + 18

Combine like terms: 10 + 18 = 28
4z = 28

Divide each side by '4'.
z = 7

Simplifying
z = 7

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