3-4=x-8

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Solution for 3-4=x-8 equation:


Simplifying
3 + -4 = x + -8

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

Reorder the terms:
-1 = -8 + x

Solving
-1 = -8 + 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.
-1 + -1x = -8 + x + -1x

Combine like terms: x + -1x = 0
-1 + -1x = -8 + 0
-1 + -1x = -8

Add '1' to each side of the equation.
-1 + 1 + -1x = -8 + 1

Combine like terms: -1 + 1 = 0
0 + -1x = -8 + 1
-1x = -8 + 1

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

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

Simplifying
x = 7

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