-2m(5m+4)=

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Solution for -2m(5m+4)= equation: 


Simplifying
-2m(5m + 4) = 0

Reorder the terms:
-2m(4 + 5m) = 0
(4 * -2m + 5m * -2m) = 0
(-8m + -10m2) = 0

Solving
-8m + -10m2 = 0

Solving for variable 'm'.

Factor out the Greatest Common Factor (GCF), '-2m'.
-2m(4 + 5m) = 0

Ignore the factor -2.

Subproblem 1
Set the factor 'm' equal to zero and attempt to solve:

Simplifying
m = 0

Solving
m = 0

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

Simplifying
m = 0

Subproblem 2
Set the factor '(4 + 5m)' equal to zero and attempt to solve:

Simplifying
4 + 5m = 0

Solving
4 + 5m = 0

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

Add '-4' to each side of the equation.
4 + -4 + 5m = 0 + -4

Combine like terms: 4 + -4 = 0
0 + 5m = 0 + -4
5m = 0 + -4

Combine like terms: 0 + -4 = -4
5m = -4

Divide each side by '5'.
m = -0.8

Simplifying
m = -0.8
Solution
m = {0, -0.8}

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