80=4z-2+3z+4z-2+3z

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Solution for 80=4z-2+3z+4z-2+3z equation:


Simplifying
80 = 4z + -2 + 3z + 4z + -2 + 3z

Reorder the terms:
80 = -2 + -2 + 4z + 3z + 4z + 3z

Combine like terms: -2 + -2 = -4
80 = -4 + 4z + 3z + 4z + 3z

Combine like terms: 4z + 3z = 7z
80 = -4 + 7z + 4z + 3z

Combine like terms: 7z + 4z = 11z
80 = -4 + 11z + 3z

Combine like terms: 11z + 3z = 14z
80 = -4 + 14z

Solving
80 = -4 + 14z

Solving for variable 'z'.

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

Add '-14z' to each side of the equation.
80 + -14z = -4 + 14z + -14z

Combine like terms: 14z + -14z = 0
80 + -14z = -4 + 0
80 + -14z = -4

Add '-80' to each side of the equation.
80 + -80 + -14z = -4 + -80

Combine like terms: 80 + -80 = 0
0 + -14z = -4 + -80
-14z = -4 + -80

Combine like terms: -4 + -80 = -84
-14z = -84

Divide each side by '-14'.
z = 6

Simplifying
z = 6

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