.3(2.3-.1a)=

Solution for .3(2.3-.1a)= equation:

Simplifying
0.3(2.3 + -0.1a) = 0
(2.3 * 0.3 + -0.1a * 0.3) = 0
(0.69 + -0.03a) = 0

Solving
0.69 + -0.03a = 0

Solving for variable 'a'.

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

Add '-0.69' to each side of the equation.
0.69 + -0.69 + -0.03a = 0 + -0.69

Combine like terms: 0.69 + -0.69 = 0.00
0.00 + -0.03a = 0 + -0.69
-0.03a = 0 + -0.69

Combine like terms: 0 + -0.69 = -0.69
-0.03a = -0.69

Divide each side by '-0.03'.
a = 23

Simplifying
a = 23