30-4z=-7(6z+2)

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Solution for 30-4z=-7(6z+2) equation:


Simplifying
30 + -4z = -7(6z + 2)

Reorder the terms:
30 + -4z = -7(2 + 6z)
30 + -4z = (2 * -7 + 6z * -7)
30 + -4z = (-14 + -42z)

Solving
30 + -4z = -14 + -42z

Solving for variable 'z'.

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

Add '42z' to each side of the equation.
30 + -4z + 42z = -14 + -42z + 42z

Combine like terms: -4z + 42z = 38z
30 + 38z = -14 + -42z + 42z

Combine like terms: -42z + 42z = 0
30 + 38z = -14 + 0
30 + 38z = -14

Add '-30' to each side of the equation.
30 + -30 + 38z = -14 + -30

Combine like terms: 30 + -30 = 0
0 + 38z = -14 + -30
38z = -14 + -30

Combine like terms: -14 + -30 = -44
38z = -44

Divide each side by '38'.
z = -1.157894737

Simplifying
z = -1.157894737

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