40+2X=20+X

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Solution for 40+2X=20+X equation:


Simplifying
40 + 2X = 20 + X

Solving
40 + 2X = 20 + 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 = 20 + X + -1X

Combine like terms: 2X + -1X = 1X
40 + 1X = 20 + X + -1X

Combine like terms: X + -1X = 0
40 + 1X = 20 + 0
40 + 1X = 20

Add '-40' to each side of the equation.
40 + -40 + 1X = 20 + -40

Combine like terms: 40 + -40 = 0
0 + 1X = 20 + -40
1X = 20 + -40

Combine like terms: 20 + -40 = -20
1X = -20

Divide each side by '1'.
X = -20

Simplifying
X = -20

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