-4m(-2a-5b)=

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


Simplifying
-4m(-2a + -5b) = 0
(-2a * -4m + -5b * -4m) = 0
(8am + 20bm) = 0

Solving
8am + 20bm = 0

Solving for variable 'a'.

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

Add '-20bm' to each side of the equation.
8am + 20bm + -20bm = 0 + -20bm

Combine like terms: 20bm + -20bm = 0
8am + 0 = 0 + -20bm
8am = 0 + -20bm
Remove the zero:
8am = -20bm

Divide each side by '8m'.
a = -2.5b

Simplifying
a = -2.5b

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