(3x+1)*2=7x-1

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Solution for (3x+1)*2=7x-1 equation:


Simplifying
(3x + 1) * 2 = 7x + -1

Reorder the terms:
(1 + 3x) * 2 = 7x + -1

Reorder the terms for easier multiplication:
2(1 + 3x) = 7x + -1
(1 * 2 + 3x * 2) = 7x + -1
(2 + 6x) = 7x + -1

Reorder the terms:
2 + 6x = -1 + 7x

Solving
2 + 6x = -1 + 7x

Solving for variable 'x'.

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

Add '-7x' to each side of the equation.
2 + 6x + -7x = -1 + 7x + -7x

Combine like terms: 6x + -7x = -1x
2 + -1x = -1 + 7x + -7x

Combine like terms: 7x + -7x = 0
2 + -1x = -1 + 0
2 + -1x = -1

Add '-2' to each side of the equation.
2 + -2 + -1x = -1 + -2

Combine like terms: 2 + -2 = 0
0 + -1x = -1 + -2
-1x = -1 + -2

Combine like terms: -1 + -2 = -3
-1x = -3

Divide each side by '-1'.
x = 3

Simplifying
x = 3

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