3(4x+7)=2x+4x-3

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Solution for 3(4x+7)=2x+4x-3 equation:


Simplifying
3(4x + 7) = 2x + 4x + -3

Reorder the terms:
3(7 + 4x) = 2x + 4x + -3
(7 * 3 + 4x * 3) = 2x + 4x + -3
(21 + 12x) = 2x + 4x + -3

Reorder the terms:
21 + 12x = -3 + 2x + 4x

Combine like terms: 2x + 4x = 6x
21 + 12x = -3 + 6x

Solving
21 + 12x = -3 + 6x

Solving for variable 'x'.

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

Add '-6x' to each side of the equation.
21 + 12x + -6x = -3 + 6x + -6x

Combine like terms: 12x + -6x = 6x
21 + 6x = -3 + 6x + -6x

Combine like terms: 6x + -6x = 0
21 + 6x = -3 + 0
21 + 6x = -3

Add '-21' to each side of the equation.
21 + -21 + 6x = -3 + -21

Combine like terms: 21 + -21 = 0
0 + 6x = -3 + -21
6x = -3 + -21

Combine like terms: -3 + -21 = -24
6x = -24

Divide each side by '6'.
x = -4

Simplifying
x = -4

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