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

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Solution for 3(x+1)+2x-1=12 equation:


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

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

Reorder the terms:
3 + -1 + 3x + 2x = 12

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

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

Solving
2 + 5x = 12

Solving for variable 'x'.

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

Add '-2' to each side of the equation.
2 + -2 + 5x = 12 + -2

Combine like terms: 2 + -2 = 0
0 + 5x = 12 + -2
5x = 12 + -2

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

Divide each side by '5'.
x = 2

Simplifying
x = 2

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