0.8x+0.6(x+12)=7.72

Solution for 0.8x+0.6(x+12)=7.72 equation:

Simplifying
0.8x + 0.6(x + 12) = 7.72

Reorder the terms:
0.8x + 0.6(12 + x) = 7.72
0.8x + (12 * 0.6 + x * 0.6) = 7.72
0.8x + (7.2 + 0.6x) = 7.72

Reorder the terms:
7.2 + 0.8x + 0.6x = 7.72

Combine like terms: 0.8x + 0.6x = 1.4x
7.2 + 1.4x = 7.72

Solving
7.2 + 1.4x = 7.72

Solving for variable 'x'.

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

Add '-7.2' to each side of the equation.
7.2 + -7.2 + 1.4x = 7.72 + -7.2

Combine like terms: 7.2 + -7.2 = 0.0
0.0 + 1.4x = 7.72 + -7.2
1.4x = 7.72 + -7.2

Combine like terms: 7.72 + -7.2 = 0.52
1.4x = 0.52

Divide each side by '1.4'.
x = 0.3714285714

Simplifying
x = 0.3714285714