x+5=8+4

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Solution for x+5=8+4 equation: 


Simplifying
x + 5 = 8 + 4

Reorder the terms:
5 + x = 8 + 4

Combine like terms: 8 + 4 = 12
5 + x = 12

Solving
5 + x = 12

Solving for variable 'x'.

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

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

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

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

Simplifying
x = 7

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