7(-2m-1)-18=3

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Solution for 7(-2m-1)-18=3 equation:


Simplifying
7(-2m + -1) + -18 = 3

Reorder the terms:
7(-1 + -2m) + -18 = 3
(-1 * 7 + -2m * 7) + -18 = 3
(-7 + -14m) + -18 = 3

Reorder the terms:
-7 + -18 + -14m = 3

Combine like terms: -7 + -18 = -25
-25 + -14m = 3

Solving
-25 + -14m = 3

Solving for variable 'm'.

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

Add '25' to each side of the equation.
-25 + 25 + -14m = 3 + 25

Combine like terms: -25 + 25 = 0
0 + -14m = 3 + 25
-14m = 3 + 25

Combine like terms: 3 + 25 = 28
-14m = 28

Divide each side by '-14'.
m = -2

Simplifying
m = -2

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