3z+7=6z-7(2-6z)

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Solution for 3z+7=6z-7(2-6z) equation:


Simplifying
3z + 7 = 6z + -7(2 + -6z)

Reorder the terms:
7 + 3z = 6z + -7(2 + -6z)
7 + 3z = 6z + (2 * -7 + -6z * -7)
7 + 3z = 6z + (-14 + 42z)

Reorder the terms:
7 + 3z = -14 + 6z + 42z

Combine like terms: 6z + 42z = 48z
7 + 3z = -14 + 48z

Solving
7 + 3z = -14 + 48z

Solving for variable 'z'.

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

Add '-48z' to each side of the equation.
7 + 3z + -48z = -14 + 48z + -48z

Combine like terms: 3z + -48z = -45z
7 + -45z = -14 + 48z + -48z

Combine like terms: 48z + -48z = 0
7 + -45z = -14 + 0
7 + -45z = -14

Add '-7' to each side of the equation.
7 + -7 + -45z = -14 + -7

Combine like terms: 7 + -7 = 0
0 + -45z = -14 + -7
-45z = -14 + -7

Combine like terms: -14 + -7 = -21
-45z = -21

Divide each side by '-45'.
z = 0.4666666667

Simplifying
z = 0.4666666667

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