3+4x=15+8

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Solution for 3+4x=15+8 equation: 


Simplifying
3 + 4x = 15 + 8

Combine like terms: 15 + 8 = 23
3 + 4x = 23

Solving
3 + 4x = 23

Solving for variable 'x'.

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

Add '-3' to each side of the equation.
3 + -3 + 4x = 23 + -3

Combine like terms: 3 + -3 = 0
0 + 4x = 23 + -3
4x = 23 + -3

Combine like terms: 23 + -3 = 20
4x = 20

Divide each side by '4'.
x = 5

Simplifying
x = 5

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