7-2(3+m)=9

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Solution for 7-2(3+m)=9 equation: 


Simplifying
7 + -2(3 + m) = 9
7 + (3 * -2 + m * -2) = 9
7 + (-6 + -2m) = 9

Combine like terms: 7 + -6 = 1
1 + -2m = 9

Solving
1 + -2m = 9

Solving for variable 'm'.

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

Add '-1' to each side of the equation.
1 + -1 + -2m = 9 + -1

Combine like terms: 1 + -1 = 0
0 + -2m = 9 + -1
-2m = 9 + -1

Combine like terms: 9 + -1 = 8
-2m = 8

Divide each side by '-2'.
m = -4

Simplifying
m = -4

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