49-29=X

Solution for 49-29=X equation:

Simplifying
49 + -29 = X

Combine like terms: 49 + -29 = 20
20 = X

Solving
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.
20 + -1X = X + -1X

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

Add '-20' to each side of the equation.
20 + -20 + -1X = 0 + -20

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

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

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

Simplifying
X = 20