7(2z+4)=2(3z+4)

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


Simplifying
7(2z + 4) = 2(3z + 4)

Reorder the terms:
7(4 + 2z) = 2(3z + 4)
(4 * 7 + 2z * 7) = 2(3z + 4)
(28 + 14z) = 2(3z + 4)

Reorder the terms:
28 + 14z = 2(4 + 3z)
28 + 14z = (4 * 2 + 3z * 2)
28 + 14z = (8 + 6z)

Solving
28 + 14z = 8 + 6z

Solving for variable 'z'.

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

Add '-6z' to each side of the equation.
28 + 14z + -6z = 8 + 6z + -6z

Combine like terms: 14z + -6z = 8z
28 + 8z = 8 + 6z + -6z

Combine like terms: 6z + -6z = 0
28 + 8z = 8 + 0
28 + 8z = 8

Add '-28' to each side of the equation.
28 + -28 + 8z = 8 + -28

Combine like terms: 28 + -28 = 0
0 + 8z = 8 + -28
8z = 8 + -28

Combine like terms: 8 + -28 = -20
8z = -20

Divide each side by '8'.
z = -2.5

Simplifying
z = -2.5

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