2x+40=x+30

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Solution for 2x+40=x+30 equation:


Simplifying
2x + 40 = x + 30

Reorder the terms:
40 + 2x = x + 30

Reorder the terms:
40 + 2x = 30 + x

Solving
40 + 2x = 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.
40 + 2x + -1x = 30 + x + -1x

Combine like terms: 2x + -1x = 1x
40 + 1x = 30 + x + -1x

Combine like terms: x + -1x = 0
40 + 1x = 30 + 0
40 + 1x = 30

Add '-40' to each side of the equation.
40 + -40 + 1x = 30 + -40

Combine like terms: 40 + -40 = 0
0 + 1x = 30 + -40
1x = 30 + -40

Combine like terms: 30 + -40 = -10
1x = -10

Divide each side by '1'.
x = -10

Simplifying
x = -10

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