3(2+x)-(5x-4)=12

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Solution for 3(2+x)-(5x-4)=12 equation:


Simplifying
3(2 + x) + -1(5x + -4) = 12
(2 * 3 + x * 3) + -1(5x + -4) = 12
(6 + 3x) + -1(5x + -4) = 12

Reorder the terms:
6 + 3x + -1(-4 + 5x) = 12
6 + 3x + (-4 * -1 + 5x * -1) = 12
6 + 3x + (4 + -5x) = 12

Reorder the terms:
6 + 4 + 3x + -5x = 12

Combine like terms: 6 + 4 = 10
10 + 3x + -5x = 12

Combine like terms: 3x + -5x = -2x
10 + -2x = 12

Solving
10 + -2x = 12

Solving for variable 'x'.

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

Add '-10' to each side of the equation.
10 + -10 + -2x = 12 + -10

Combine like terms: 10 + -10 = 0
0 + -2x = 12 + -10
-2x = 12 + -10

Combine like terms: 12 + -10 = 2
-2x = 2

Divide each side by '-2'.
x = -1

Simplifying
x = -1

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