5+x+3=15

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Solution for 5+x+3=15 equation: 


Simplifying
5 + x + 3 = 15

Reorder the terms:
5 + 3 + x = 15

Combine like terms: 5 + 3 = 8
8 + x = 15

Solving
8 + x = 15

Solving for variable 'x'.

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

Add '-8' to each side of the equation.
8 + -8 + x = 15 + -8

Combine like terms: 8 + -8 = 0
0 + x = 15 + -8
x = 15 + -8

Combine like terms: 15 + -8 = 7
x = 7

Simplifying
x = 7

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