0.3a-1-2a=

Solution for 0.3a-1-2a= equation:

Simplifying
0.3a + -1 + -2a = 0

Reorder the terms:
-1 + 0.3a + -2a = 0

Combine like terms: 0.3a + -2a = -1.7a
-1 + -1.7a = 0

Solving
-1 + -1.7a = 0

Solving for variable 'a'.

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

Add '1' to each side of the equation.
-1 + 1 + -1.7a = 0 + 1

Combine like terms: -1 + 1 = 0
0 + -1.7a = 0 + 1
-1.7a = 0 + 1

Combine like terms: 0 + 1 = 1
-1.7a = 1

Divide each side by '-1.7'.
a = -0.5882352941

Simplifying
a = -0.5882352941