4z-15=-3+7z

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Solution for 4z-15=-3+7z equation:


Simplifying
4z + -15 = -3 + 7z

Reorder the terms:
-15 + 4z = -3 + 7z

Solving
-15 + 4z = -3 + 7z

Solving for variable 'z'.

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

Add '-7z' to each side of the equation.
-15 + 4z + -7z = -3 + 7z + -7z

Combine like terms: 4z + -7z = -3z
-15 + -3z = -3 + 7z + -7z

Combine like terms: 7z + -7z = 0
-15 + -3z = -3 + 0
-15 + -3z = -3

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

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

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

Divide each side by '-3'.
z = -4

Simplifying
z = -4

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