2(3+4x)-(2x+3)+12=40

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Solution for 2(3+4x)-(2x+3)+12=40 equation:


Simplifying
2(3 + 4x) + -1(2x + 3) + 12 = 40
(3 * 2 + 4x * 2) + -1(2x + 3) + 12 = 40
(6 + 8x) + -1(2x + 3) + 12 = 40

Reorder the terms:
6 + 8x + -1(3 + 2x) + 12 = 40
6 + 8x + (3 * -1 + 2x * -1) + 12 = 40
6 + 8x + (-3 + -2x) + 12 = 40

Reorder the terms:
6 + -3 + 12 + 8x + -2x = 40

Combine like terms: 6 + -3 = 3
3 + 12 + 8x + -2x = 40

Combine like terms: 3 + 12 = 15
15 + 8x + -2x = 40

Combine like terms: 8x + -2x = 6x
15 + 6x = 40

Solving
15 + 6x = 40

Solving for variable 'x'.

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

Add '-15' to each side of the equation.
15 + -15 + 6x = 40 + -15

Combine like terms: 15 + -15 = 0
0 + 6x = 40 + -15
6x = 40 + -15

Combine like terms: 40 + -15 = 25
6x = 25

Divide each side by '6'.
x = 4.166666667

Simplifying
x = 4.166666667

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