3(x+4)=5.2

Solution for 3(x+4)=5.2 equation:

Simplifying
3(x + 4) = 5.2

Reorder the terms:
3(4 + x) = 5.2
(4 * 3 + x * 3) = 5.2
(12 + 3x) = 5.2

Solving
12 + 3x = 5.2

Solving for variable 'x'.

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

Add '-12' to each side of the equation.
12 + -12 + 3x = 5.2 + -12

Combine like terms: 12 + -12 = 0
0 + 3x = 5.2 + -12
3x = 5.2 + -12

Combine like terms: 5.2 + -12 = -6.8
3x = -6.8

Divide each side by '3'.
x = -2.266666667

Simplifying
x = -2.266666667