8x+6+7(x+3)=30

Solution for 8x+6+7(x+3)=30 equation:

Simplifying
8x + 6 + 7(x + 3) = 30

Reorder the terms:
8x + 6 + 7(3 + x) = 30
8x + 6 + (3 * 7 + x * 7) = 30
8x + 6 + (21 + 7x) = 30

Reorder the terms:
6 + 21 + 8x + 7x = 30

Combine like terms: 6 + 21 = 27
27 + 8x + 7x = 30

Combine like terms: 8x + 7x = 15x
27 + 15x = 30

Solving
27 + 15x = 30

Solving for variable 'x'.

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

Add '-27' to each side of the equation.
27 + -27 + 15x = 30 + -27

Combine like terms: 27 + -27 = 0
0 + 15x = 30 + -27
15x = 30 + -27

Combine like terms: 30 + -27 = 3
15x = 3

Divide each side by '15'.
x = 0.2

Simplifying
x = 0.2