3(x+.50)-2.10=y

Solution for 3(x+.50)-2.10=y equation:

Simplifying
3(x + 0.50) + -2.10 = y

Reorder the terms:
3(0.50 + x) + -2.10 = y
(0.50 * 3 + x * 3) + -2.10 = y
(1.5 + 3x) + -2.10 = y

Reorder the terms:
1.5 + -2.10 + 3x = y

Combine like terms: 1.5 + -2.10 = -0.6
-0.6 + 3x = y

Solving
-0.6 + 3x = y

Solving for variable 'x'.

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

Add '0.6' to each side of the equation.
-0.6 + 0.6 + 3x = 0.6 + y

Combine like terms: -0.6 + 0.6 = 0.0
0.0 + 3x = 0.6 + y
3x = 0.6 + y

Divide each side by '3'.
x = 0.2 + 0.3333333333y

Simplifying
x = 0.2 + 0.3333333333y