9.6=-6.4a

Solution for 9.6=-6.4a equation:

Simplifying
9.6 = -6.4a

Solving
9.6 = -6.4a

Solving for variable 'a'.

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

Add '6.4a' to each side of the equation.
9.6 + 6.4a = -6.4a + 6.4a

Combine like terms: -6.4a + 6.4a = 0.0
9.6 + 6.4a = 0.0

Add '-9.6' to each side of the equation.
9.6 + -9.6 + 6.4a = 0.0 + -9.6

Combine like terms: 9.6 + -9.6 = 0.0
0.0 + 6.4a = 0.0 + -9.6
6.4a = 0.0 + -9.6

Combine like terms: 0.0 + -9.6 = -9.6
6.4a = -9.6

Divide each side by '6.4'.
a = -1.5

Simplifying
a = -1.5