3.2+1=-3.6(a-1)

Solution for 3.2+1=-3.6(a-1) equation:

Simplifying
3.2 + 1 = -3.6(a + -1)

Combine like terms: 3.2 + 1 = 4.2
4.2 = -3.6(a + -1)

Reorder the terms:
4.2 = -3.6(-1 + a)
4.2 = (-1 * -3.6 + a * -3.6)
4.2 = (3.6 + -3.6a)

Solving
4.2 = 3.6 + -3.6a

Solving for variable 'a'.

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

Add '3.6a' to each side of the equation.
4.2 + 3.6a = 3.6 + -3.6a + 3.6a

Combine like terms: -3.6a + 3.6a = 0.0
4.2 + 3.6a = 3.6 + 0.0
4.2 + 3.6a = 3.6

Add '-4.2' to each side of the equation.
4.2 + -4.2 + 3.6a = 3.6 + -4.2

Combine like terms: 4.2 + -4.2 = 0.0
0.0 + 3.6a = 3.6 + -4.2
3.6a = 3.6 + -4.2

Combine like terms: 3.6 + -4.2 = -0.6
3.6a = -0.6

Divide each side by '3.6'.
a = -0.1666666667

Simplifying
a = -0.1666666667