8x+3=x-4

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Solution for 8x+3=x-4 equation:


Simplifying
8x + 3 = x + -4

Reorder the terms:
3 + 8x = x + -4

Reorder the terms:
3 + 8x = -4 + x

Solving
3 + 8x = -4 + x

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 + 8x + -1x = -4 + x + -1x

Combine like terms: 8x + -1x = 7x
3 + 7x = -4 + x + -1x

Combine like terms: x + -1x = 0
3 + 7x = -4 + 0
3 + 7x = -4

Add '-3' to each side of the equation.
3 + -3 + 7x = -4 + -3

Combine like terms: 3 + -3 = 0
0 + 7x = -4 + -3
7x = -4 + -3

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

Divide each side by '7'.
x = -1

Simplifying
x = -1

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