0.02-0.3=x

Solution for 0.02-0.3=x equation:

Simplifying
0.02 + -0.3 = x

Combine like terms: 0.02 + -0.3 = -0.28
-0.28 = x

Solving
-0.28 = x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
-0.28 + -1x = x + -1x

Combine like terms: x + -1x = 0
-0.28 + -1x = 0

Add '0.28' to each side of the equation.
-0.28 + 0.28 + -1x = 0 + 0.28

Combine like terms: -0.28 + 0.28 = 0.00
0.00 + -1x = 0 + 0.28
-1x = 0 + 0.28

Combine like terms: 0 + 0.28 = 0.28
-1x = 0.28

Divide each side by '-1'.
x = -0.28

Simplifying
x = -0.28