8x+12=3x-7

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Solution for 8x+12=3x-7 equation:


Simplifying
8x + 12 = 3x + -7

Reorder the terms:
12 + 8x = 3x + -7

Reorder the terms:
12 + 8x = -7 + 3x

Solving
12 + 8x = -7 + 3x

Solving for variable 'x'.

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

Add '-3x' to each side of the equation.
12 + 8x + -3x = -7 + 3x + -3x

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

Combine like terms: 3x + -3x = 0
12 + 5x = -7 + 0
12 + 5x = -7

Add '-12' to each side of the equation.
12 + -12 + 5x = -7 + -12

Combine like terms: 12 + -12 = 0
0 + 5x = -7 + -12
5x = -7 + -12

Combine like terms: -7 + -12 = -19
5x = -19

Divide each side by '5'.
x = -3.8

Simplifying
x = -3.8

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