6+.8xa=.9xa

Solution for 6+.8xa=.9xa equation:

Simplifying
6 + 0.8xa = 0.9xa

Solving
6 + 0.8ax = 0.9ax

Solving for variable 'a'.

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

Add '-0.9ax' to each side of the equation.
6 + 0.8ax + -0.9ax = 0.9ax + -0.9ax

Combine like terms: 0.8ax + -0.9ax = -0.1ax
6 + -0.1ax = 0.9ax + -0.9ax

Combine like terms: 0.9ax + -0.9ax = 0.0
6 + -0.1ax = 0.0

Add '-6' to each side of the equation.
6 + -6 + -0.1ax = 0.0 + -6

Combine like terms: 6 + -6 = 0
0 + -0.1ax = 0.0 + -6
-0.1ax = 0.0 + -6

Combine like terms: 0.0 + -6 = -6
-0.1ax = -6

Divide each side by '-0.1x'.
a = 60x-1

Simplifying
a = 60x-1