8z-2=3(2z-7)

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Solution for 8z-2=3(2z-7) equation:


Simplifying
8z + -2 = 3(2z + -7)

Reorder the terms:
-2 + 8z = 3(2z + -7)

Reorder the terms:
-2 + 8z = 3(-7 + 2z)
-2 + 8z = (-7 * 3 + 2z * 3)
-2 + 8z = (-21 + 6z)

Solving
-2 + 8z = -21 + 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.
-2 + 8z + -6z = -21 + 6z + -6z

Combine like terms: 8z + -6z = 2z
-2 + 2z = -21 + 6z + -6z

Combine like terms: 6z + -6z = 0
-2 + 2z = -21 + 0
-2 + 2z = -21

Add '2' to each side of the equation.
-2 + 2 + 2z = -21 + 2

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

Combine like terms: -21 + 2 = -19
2z = -19

Divide each side by '2'.
z = -9.5

Simplifying
z = -9.5

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