7+3z-3=8z+7-4z

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Solution for 7+3z-3=8z+7-4z equation:


Simplifying
7 + 3z + -3 = 8z + 7 + -4z

Reorder the terms:
7 + -3 + 3z = 8z + 7 + -4z

Combine like terms: 7 + -3 = 4
4 + 3z = 8z + 7 + -4z

Reorder the terms:
4 + 3z = 7 + 8z + -4z

Combine like terms: 8z + -4z = 4z
4 + 3z = 7 + 4z

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

Combine like terms: 3z + -4z = -1z
4 + -1z = 7 + 4z + -4z

Combine like terms: 4z + -4z = 0
4 + -1z = 7 + 0
4 + -1z = 7

Add '-4' to each side of the equation.
4 + -4 + -1z = 7 + -4

Combine like terms: 4 + -4 = 0
0 + -1z = 7 + -4
-1z = 7 + -4

Combine like terms: 7 + -4 = 3
-1z = 3

Divide each side by '-1'.
z = -3

Simplifying
z = -3

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