3x+6+7=28

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Solution for 3x+6+7=28 equation: 


Simplifying
3x + 6 + 7 = 28

Reorder the terms:
6 + 7 + 3x = 28

Combine like terms: 6 + 7 = 13
13 + 3x = 28

Solving
13 + 3x = 28

Solving for variable 'x'.

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

Add '-13' to each side of the equation.
13 + -13 + 3x = 28 + -13

Combine like terms: 13 + -13 = 0
0 + 3x = 28 + -13
3x = 28 + -13

Combine like terms: 28 + -13 = 15
3x = 15

Divide each side by '3'.
x = 5

Simplifying
x = 5

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