4z+-15+z=4z-3

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Solution for 4z+-15+z=4z-3 equation:


Simplifying
4z + -15 + z = 4z + -3

Reorder the terms:
-15 + 4z + z = 4z + -3

Combine like terms: 4z + z = 5z
-15 + 5z = 4z + -3

Reorder the terms:
-15 + 5z = -3 + 4z

Solving
-15 + 5z = -3 + 4z

Solving for variable 'z'.

Move all terms containing z to the left, all other terms to the right.

Add '-4z' to each side of the equation.
-15 + 5z + -4z = -3 + 4z + -4z

Combine like terms: 5z + -4z = 1z
-15 + 1z = -3 + 4z + -4z

Combine like terms: 4z + -4z = 0
-15 + 1z = -3 + 0
-15 + 1z = -3

Add '15' to each side of the equation.
-15 + 15 + 1z = -3 + 15

Combine like terms: -15 + 15 = 0
0 + 1z = -3 + 15
1z = -3 + 15

Combine like terms: -3 + 15 = 12
1z = 12

Divide each side by '1'.
z = 12

Simplifying
z = 12

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