4(9-5a)=

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Solution for 4(9-5a)= equation: 


Simplifying
4(9 + -5a) = 0
(9 * 4 + -5a * 4) = 0
(36 + -20a) = 0

Solving
36 + -20a = 0

Solving for variable 'a'.

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

Add '-36' to each side of the equation.
36 + -36 + -20a = 0 + -36

Combine like terms: 36 + -36 = 0
0 + -20a = 0 + -36
-20a = 0 + -36

Combine like terms: 0 + -36 = -36
-20a = -36

Divide each side by '-20'.
a = 1.8

Simplifying
a = 1.8

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