13x+5+7x+3=12x+4

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Solution for 13x+5+7x+3=12x+4 equation:


Simplifying
13x + 5 + 7x + 3 = 12x + 4

Reorder the terms:
5 + 3 + 13x + 7x = 12x + 4

Combine like terms: 5 + 3 = 8
8 + 13x + 7x = 12x + 4

Combine like terms: 13x + 7x = 20x
8 + 20x = 12x + 4

Reorder the terms:
8 + 20x = 4 + 12x

Solving
8 + 20x = 4 + 12x

Solving for variable 'x'.

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

Add '-12x' to each side of the equation.
8 + 20x + -12x = 4 + 12x + -12x

Combine like terms: 20x + -12x = 8x
8 + 8x = 4 + 12x + -12x

Combine like terms: 12x + -12x = 0
8 + 8x = 4 + 0
8 + 8x = 4

Add '-8' to each side of the equation.
8 + -8 + 8x = 4 + -8

Combine like terms: 8 + -8 = 0
0 + 8x = 4 + -8
8x = 4 + -8

Combine like terms: 4 + -8 = -4
8x = -4

Divide each side by '8'.
x = -0.5

Simplifying
x = -0.5

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