1.5a+8-0.4a=

Solution for 1.5a+8-0.4a= equation:

Simplifying
1.5a + 8 + -0.4a = 0

Reorder the terms:
8 + 1.5a + -0.4a = 0

Combine like terms: 1.5a + -0.4a = 1.1a
8 + 1.1a = 0

Solving
8 + 1.1a = 0

Solving for variable 'a'.

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

Add '-8' to each side of the equation.
8 + -8 + 1.1a = 0 + -8

Combine like terms: 8 + -8 = 0
0 + 1.1a = 0 + -8
1.1a = 0 + -8

Combine like terms: 0 + -8 = -8
1.1a = -8

Divide each side by '1.1'.
a = -7.272727273

Simplifying
a = -7.272727273