2x+3=19-(12-x)

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Solution for 2x+3=19-(12-x) equation:


Simplifying
2x + 3 = 19 + -1(12 + -1x)

Reorder the terms:
3 + 2x = 19 + -1(12 + -1x)
3 + 2x = 19 + (12 * -1 + -1x * -1)
3 + 2x = 19 + (-12 + 1x)

Combine like terms: 19 + -12 = 7
3 + 2x = 7 + 1x

Solving
3 + 2x = 7 + 1x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
3 + 2x + -1x = 7 + 1x + -1x

Combine like terms: 2x + -1x = 1x
3 + 1x = 7 + 1x + -1x

Combine like terms: 1x + -1x = 0
3 + 1x = 7 + 0
3 + 1x = 7

Add '-3' to each side of the equation.
3 + -3 + 1x = 7 + -3

Combine like terms: 3 + -3 = 0
0 + 1x = 7 + -3
1x = 7 + -3

Combine like terms: 7 + -3 = 4
1x = 4

Divide each side by '1'.
x = 4

Simplifying
x = 4

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