5z=3(z+7)

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Solution for 5z=3(z+7) equation: 


Simplifying
5z = 3(z + 7)

Reorder the terms:
5z = 3(7 + z)
5z = (7 * 3 + z * 3)
5z = (21 + 3z)

Solving
5z = 21 + 3z

Solving for variable 'z'.

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

Add '-3z' to each side of the equation.
5z + -3z = 21 + 3z + -3z

Combine like terms: 5z + -3z = 2z
2z = 21 + 3z + -3z

Combine like terms: 3z + -3z = 0
2z = 21 + 0
2z = 21

Divide each side by '2'.
z = 10.5

Simplifying
z = 10.5

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