3x+10=30+x

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Solution for 3x+10=30+x equation:


Simplifying
3x + 10 = 30 + x

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

Solving
10 + 3x = 30 + 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.
10 + 3x + -1x = 30 + x + -1x

Combine like terms: 3x + -1x = 2x
10 + 2x = 30 + x + -1x

Combine like terms: x + -1x = 0
10 + 2x = 30 + 0
10 + 2x = 30

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

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

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

Divide each side by '2'.
x = 10

Simplifying
x = 10

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