(2m-9)(-2)=42

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Solution for (2m-9)(-2)=42 equation:


Simplifying
(2m + -9)(-2) = 42

Reorder the terms:
(-9 + 2m)(-2) = 42

Reorder the terms for easier multiplication:
-2(-9 + 2m) = 42
(-9 * -2 + 2m * -2) = 42
(18 + -4m) = 42

Solving
18 + -4m = 42

Solving for variable 'm'.

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

Add '-18' to each side of the equation.
18 + -18 + -4m = 42 + -18

Combine like terms: 18 + -18 = 0
0 + -4m = 42 + -18
-4m = 42 + -18

Combine like terms: 42 + -18 = 24
-4m = 24

Divide each side by '-4'.
m = -6

Simplifying
m = -6

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