x+18+12=3x+10

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Solution for x+18+12=3x+10 equation:


Simplifying
x + 18 + 12 = 3x + 10

Reorder the terms:
18 + 12 + x = 3x + 10

Combine like terms: 18 + 12 = 30
30 + x = 3x + 10

Reorder the terms:
30 + x = 10 + 3x

Solving
30 + x = 10 + 3x

Solving for variable 'x'.

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

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

Combine like terms: x + -3x = -2x
30 + -2x = 10 + 3x + -3x

Combine like terms: 3x + -3x = 0
30 + -2x = 10 + 0
30 + -2x = 10

Add '-30' to each side of the equation.
30 + -30 + -2x = 10 + -30

Combine like terms: 30 + -30 = 0
0 + -2x = 10 + -30
-2x = 10 + -30

Combine like terms: 10 + -30 = -20
-2x = -20

Divide each side by '-2'.
x = 10

Simplifying
x = 10

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