11=20+m

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Solution for 11=20+m equation:


Simplifying
11 = 20 + m

Solving
11 = 20 + m

Solving for variable 'm'.

Move all terms containing m to the left, all other terms to the right.

Add '-1m' to each side of the equation.
11 + -1m = 20 + m + -1m

Combine like terms: m + -1m = 0
11 + -1m = 20 + 0
11 + -1m = 20

Add '-11' to each side of the equation.
11 + -11 + -1m = 20 + -11

Combine like terms: 11 + -11 = 0
0 + -1m = 20 + -11
-1m = 20 + -11

Combine like terms: 20 + -11 = 9
-1m = 9

Divide each side by '-1'.
m = -9

Simplifying
m = -9

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