(3x)2=8(x-1)

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Solution for (3x)2=8(x-1) equation:


Simplifying
(3x) * 2 = 8(x + -1)

Remove parenthesis around (3x)
3x * 2 = 8(x + -1)

Reorder the terms for easier multiplication:
3 * 2x = 8(x + -1)

Multiply 3 * 2
6x = 8(x + -1)

Reorder the terms:
6x = 8(-1 + x)
6x = (-1 * 8 + x * 8)
6x = (-8 + 8x)

Solving
6x = -8 + 8x

Solving for variable 'x'.

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

Add '-8x' to each side of the equation.
6x + -8x = -8 + 8x + -8x

Combine like terms: 6x + -8x = -2x
-2x = -8 + 8x + -8x

Combine like terms: 8x + -8x = 0
-2x = -8 + 0
-2x = -8

Divide each side by '-2'.
x = 4

Simplifying
x = 4

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