10+2x+x=28

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Solution for 10+2x+x=28 equation: 


Simplifying
10 + 2x + x = 28

Combine like terms: 2x + x = 3x
10 + 3x = 28

Solving
10 + 3x = 28

Solving for variable 'x'.

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

Add '-10' to each side of the equation.
10 + -10 + 3x = 28 + -10

Combine like terms: 10 + -10 = 0
0 + 3x = 28 + -10
3x = 28 + -10

Combine like terms: 28 + -10 = 18
3x = 18

Divide each side by '3'.
x = 6

Simplifying
x = 6

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