2(4a+5)=

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Solution for 2(4a+5)= equation: 


Simplifying
2(4a + 5) = 0

Reorder the terms:
2(5 + 4a) = 0
(5 * 2 + 4a * 2) = 0
(10 + 8a) = 0

Solving
10 + 8a = 0

Solving for variable 'a'.

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

Add '-10' to each side of the equation.
10 + -10 + 8a = 0 + -10

Combine like terms: 10 + -10 = 0
0 + 8a = 0 + -10
8a = 0 + -10

Combine like terms: 0 + -10 = -10
8a = -10

Divide each side by '8'.
a = -1.25

Simplifying
a = -1.25

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