0.3a+210=a

Solution for 0.3a+210=a equation:

Simplifying
0.3a + 210 = a

Reorder the terms:
210 + 0.3a = a

Solving
210 + 0.3a = a

Solving for variable 'a'.

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

Add '-1a' to each side of the equation.
210 + 0.3a + -1a = a + -1a

Combine like terms: 0.3a + -1a = -0.7a
210 + -0.7a = a + -1a

Combine like terms: a + -1a = 0
210 + -0.7a = 0

Add '-210' to each side of the equation.
210 + -210 + -0.7a = 0 + -210

Combine like terms: 210 + -210 = 0
0 + -0.7a = 0 + -210
-0.7a = 0 + -210

Combine like terms: 0 + -210 = -210
-0.7a = -210

Divide each side by '-0.7'.
a = 300

Simplifying
a = 300