6+3(2x+5)=31

Solution for 6+3(2x+5)=31 equation:

Simplifying
6 + 3(2x + 5) = 31

Reorder the terms:
6 + 3(5 + 2x) = 31
6 + (5 * 3 + 2x * 3) = 31
6 + (15 + 6x) = 31

Combine like terms: 6 + 15 = 21
21 + 6x = 31

Solving
21 + 6x = 31

Solving for variable 'x'.

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

Add '-21' to each side of the equation.
21 + -21 + 6x = 31 + -21

Combine like terms: 21 + -21 = 0
0 + 6x = 31 + -21
6x = 31 + -21

Combine like terms: 31 + -21 = 10
6x = 10

Divide each side by '6'.
x = 1.666666667

Simplifying
x = 1.666666667