3z+4=7z+2

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


Simplifying
3z + 4 = 7z + 2

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

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

Solving
4 + 3z = 2 + 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.
4 + 3z + -7z = 2 + 7z + -7z

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

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

Add '-4' to each side of the equation.
4 + -4 + -4z = 2 + -4

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

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

Divide each side by '-4'.
z = 0.5

Simplifying
z = 0.5

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