.08x+.06(x+12)=7.72

Solution for .08x+.06(x+12)=7.72 equation:

Simplifying
0.08x + 0.06(x + 12) = 7.72

Reorder the terms:
0.08x + 0.06(12 + x) = 7.72
0.08x + (12 * 0.06 + x * 0.06) = 7.72
0.08x + (0.72 + 0.06x) = 7.72

Reorder the terms:
0.72 + 0.08x + 0.06x = 7.72

Combine like terms: 0.08x + 0.06x = 0.14x
0.72 + 0.14x = 7.72

Solving
0.72 + 0.14x = 7.72

Solving for variable 'x'.

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

Add '-0.72' to each side of the equation.
0.72 + -0.72 + 0.14x = 7.72 + -0.72

Combine like terms: 0.72 + -0.72 = 0.00
0.00 + 0.14x = 7.72 + -0.72
0.14x = 7.72 + -0.72

Combine like terms: 7.72 + -0.72 = 7
0.14x = 7

Divide each side by '0.14'.
x = 50

Simplifying
x = 50