3x+9=51-3

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Solution for 3x+9=51-3 equation: 


Simplifying
3x + 9 = 51 + -3

Reorder the terms:
9 + 3x = 51 + -3

Combine like terms: 51 + -3 = 48
9 + 3x = 48

Solving
9 + 3x = 48

Solving for variable 'x'.

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

Add '-9' to each side of the equation.
9 + -9 + 3x = 48 + -9

Combine like terms: 9 + -9 = 0
0 + 3x = 48 + -9
3x = 48 + -9

Combine like terms: 48 + -9 = 39
3x = 39

Divide each side by '3'.
x = 13

Simplifying
x = 13

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