5m-2(5m+9)-3=

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Solution for 5m-2(5m+9)-3= equation:


Simplifying
5m + -2(5m + 9) + -3 = 0

Reorder the terms:
5m + -2(9 + 5m) + -3 = 0
5m + (9 * -2 + 5m * -2) + -3 = 0
5m + (-18 + -10m) + -3 = 0

Reorder the terms:
-18 + -3 + 5m + -10m = 0

Combine like terms: -18 + -3 = -21
-21 + 5m + -10m = 0

Combine like terms: 5m + -10m = -5m
-21 + -5m = 0

Solving
-21 + -5m = 0

Solving for variable 'm'.

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

Add '21' to each side of the equation.
-21 + 21 + -5m = 0 + 21

Combine like terms: -21 + 21 = 0
0 + -5m = 0 + 21
-5m = 0 + 21

Combine like terms: 0 + 21 = 21
-5m = 21

Divide each side by '-5'.
m = -4.2

Simplifying
m = -4.2

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