3[4x-1]=7[2x-7]

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Solution for 3[4x-1]=7[2x-7] equation:


Simplifying
3[4x + -1] = 7[2x + -7]

Reorder the terms:
3[-1 + 4x] = 7[2x + -7]
[-1 * 3 + 4x * 3] = 7[2x + -7]
[-3 + 12x] = 7[2x + -7]

Reorder the terms:
-3 + 12x = 7[-7 + 2x]
-3 + 12x = [-7 * 7 + 2x * 7]
-3 + 12x = [-49 + 14x]

Solving
-3 + 12x = -49 + 14x

Solving for variable 'x'.

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

Add '-14x' to each side of the equation.
-3 + 12x + -14x = -49 + 14x + -14x

Combine like terms: 12x + -14x = -2x
-3 + -2x = -49 + 14x + -14x

Combine like terms: 14x + -14x = 0
-3 + -2x = -49 + 0
-3 + -2x = -49

Add '3' to each side of the equation.
-3 + 3 + -2x = -49 + 3

Combine like terms: -3 + 3 = 0
0 + -2x = -49 + 3
-2x = -49 + 3

Combine like terms: -49 + 3 = -46
-2x = -46

Divide each side by '-2'.
x = 23

Simplifying
x = 23

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