3x+30=1x+20

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Solution for 3x+30=1x+20 equation:


Simplifying
3x + 30 = 1x + 20

Reorder the terms:
30 + 3x = 1x + 20

Reorder the terms:
30 + 3x = 20 + 1x

Solving
30 + 3x = 20 + 1x

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 = 20 + 1x + -1x

Combine like terms: 3x + -1x = 2x
30 + 2x = 20 + 1x + -1x

Combine like terms: 1x + -1x = 0
30 + 2x = 20 + 0
30 + 2x = 20

Add '-30' to each side of the equation.
30 + -30 + 2x = 20 + -30

Combine like terms: 30 + -30 = 0
0 + 2x = 20 + -30
2x = 20 + -30

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

Divide each side by '2'.
x = -5

Simplifying
x = -5

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