9-(2m)=30

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Solution for 9-(2m)=30 equation:


Simplifying
9 + -1(2m) = 30

Remove parenthesis around (2m)
9 + -1 * 2m = 30

Multiply -1 * 2
9 + -2m = 30

Solving
9 + -2m = 30

Solving for variable 'm'.

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

Add '-9' to each side of the equation.
9 + -9 + -2m = 30 + -9

Combine like terms: 9 + -9 = 0
0 + -2m = 30 + -9
-2m = 30 + -9

Combine like terms: 30 + -9 = 21
-2m = 21

Divide each side by '-2'.
m = -10.5

Simplifying
m = -10.5

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