(5x-1)2=7

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Solution for (5x-1)2=7 equation:


Simplifying
(5x + -1) * 2 = 7

Reorder the terms:
(-1 + 5x) * 2 = 7

Reorder the terms for easier multiplication:
2(-1 + 5x) = 7
(-1 * 2 + 5x * 2) = 7
(-2 + 10x) = 7

Solving
-2 + 10x = 7

Solving for variable 'x'.

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

Add '2' to each side of the equation.
-2 + 2 + 10x = 7 + 2

Combine like terms: -2 + 2 = 0
0 + 10x = 7 + 2
10x = 7 + 2

Combine like terms: 7 + 2 = 9
10x = 9

Divide each side by '10'.
x = 0.9

Simplifying
x = 0.9

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