3x+5+12=4+2x+5

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


Simplifying
3x + 5 + 12 = 4 + 2x + 5

Reorder the terms:
5 + 12 + 3x = 4 + 2x + 5

Combine like terms: 5 + 12 = 17
17 + 3x = 4 + 2x + 5

Reorder the terms:
17 + 3x = 4 + 5 + 2x

Combine like terms: 4 + 5 = 9
17 + 3x = 9 + 2x

Solving
17 + 3x = 9 + 2x

Solving for variable 'x'.

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

Add '-2x' to each side of the equation.
17 + 3x + -2x = 9 + 2x + -2x

Combine like terms: 3x + -2x = 1x
17 + 1x = 9 + 2x + -2x

Combine like terms: 2x + -2x = 0
17 + 1x = 9 + 0
17 + 1x = 9

Add '-17' to each side of the equation.
17 + -17 + 1x = 9 + -17

Combine like terms: 17 + -17 = 0
0 + 1x = 9 + -17
1x = 9 + -17

Combine like terms: 9 + -17 = -8
1x = -8

Divide each side by '1'.
x = -8

Simplifying
x = -8

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