-4(a-5)=

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Solution for -4(a-5)= equation: 


Simplifying
-4(a + -5) = 0

Reorder the terms:
-4(-5 + a) = 0
(-5 * -4 + a * -4) = 0
(20 + -4a) = 0

Solving
20 + -4a = 0

Solving for variable 'a'.

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

Add '-20' to each side of the equation.
20 + -20 + -4a = 0 + -20

Combine like terms: 20 + -20 = 0
0 + -4a = 0 + -20
-4a = 0 + -20

Combine like terms: 0 + -20 = -20
-4a = -20

Divide each side by '-4'.
a = 5

Simplifying
a = 5

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