7z=3(2z+5)

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Solution for 7z=3(2z+5) equation: 


Simplifying
7z = 3(2z + 5)

Reorder the terms:
7z = 3(5 + 2z)
7z = (5 * 3 + 2z * 3)
7z = (15 + 6z)

Solving
7z = 15 + 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.
7z + -6z = 15 + 6z + -6z

Combine like terms: 7z + -6z = 1z
1z = 15 + 6z + -6z

Combine like terms: 6z + -6z = 0
1z = 15 + 0
1z = 15

Divide each side by '1'.
z = 15

Simplifying
z = 15

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