4-7z=12-3z

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Solution for 4-7z=12-3z equation:


Simplifying
4 + -7z = 12 + -3z

Solving
4 + -7z = 12 + -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.
4 + -7z + 3z = 12 + -3z + 3z

Combine like terms: -7z + 3z = -4z
4 + -4z = 12 + -3z + 3z

Combine like terms: -3z + 3z = 0
4 + -4z = 12 + 0
4 + -4z = 12

Add '-4' to each side of the equation.
4 + -4 + -4z = 12 + -4

Combine like terms: 4 + -4 = 0
0 + -4z = 12 + -4
-4z = 12 + -4

Combine like terms: 12 + -4 = 8
-4z = 8

Divide each side by '-4'.
z = -2

Simplifying
z = -2

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