4z+8=2z+40

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Solution for 4z+8=2z+40 equation:


Simplifying
4z + 8 = 2z + 40

Reorder the terms:
8 + 4z = 2z + 40

Reorder the terms:
8 + 4z = 40 + 2z

Solving
8 + 4z = 40 + 2z

Solving for variable 'z'.

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

Add '-2z' to each side of the equation.
8 + 4z + -2z = 40 + 2z + -2z

Combine like terms: 4z + -2z = 2z
8 + 2z = 40 + 2z + -2z

Combine like terms: 2z + -2z = 0
8 + 2z = 40 + 0
8 + 2z = 40

Add '-8' to each side of the equation.
8 + -8 + 2z = 40 + -8

Combine like terms: 8 + -8 = 0
0 + 2z = 40 + -8
2z = 40 + -8

Combine like terms: 40 + -8 = 32
2z = 32

Divide each side by '2'.
z = 16

Simplifying
z = 16

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