3x+30=x+28

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Solution for 3x+30=x+28 equation: 


Simplifying
3x + 30 = x + 28

Reorder the terms:
30 + 3x = x + 28

Reorder the terms:
30 + 3x = 28 + x

Solving
30 + 3x = 28 + x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
30 + 3x + -1x = 28 + x + -1x

Combine like terms: 3x + -1x = 2x
30 + 2x = 28 + x + -1x

Combine like terms: x + -1x = 0
30 + 2x = 28 + 0
30 + 2x = 28

Add '-30' to each side of the equation.
30 + -30 + 2x = 28 + -30

Combine like terms: 30 + -30 = 0
0 + 2x = 28 + -30
2x = 28 + -30

Combine like terms: 28 + -30 = -2
2x = -2

Divide each side by '2'.
x = -1

Simplifying
x = -1

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