3z+7-z=2-4z

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Solution for 3z+7-z=2-4z equation:


Simplifying
3z + 7 + -1z = 2 + -4z

Reorder the terms:
7 + 3z + -1z = 2 + -4z

Combine like terms: 3z + -1z = 2z
7 + 2z = 2 + -4z

Solving
7 + 2z = 2 + -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.
7 + 2z + 4z = 2 + -4z + 4z

Combine like terms: 2z + 4z = 6z
7 + 6z = 2 + -4z + 4z

Combine like terms: -4z + 4z = 0
7 + 6z = 2 + 0
7 + 6z = 2

Add '-7' to each side of the equation.
7 + -7 + 6z = 2 + -7

Combine like terms: 7 + -7 = 0
0 + 6z = 2 + -7
6z = 2 + -7

Combine like terms: 2 + -7 = -5
6z = -5

Divide each side by '6'.
z = -0.8333333333

Simplifying
z = -0.8333333333

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