2(x+3)+45=30

Solution for 2(x+3)+45=30 equation:

Simplifying
2(x + 3) + 45 = 30

Reorder the terms:
2(3 + x) + 45 = 30
(3 * 2 + x * 2) + 45 = 30
(6 + 2x) + 45 = 30

Reorder the terms:
6 + 45 + 2x = 30

Combine like terms: 6 + 45 = 51
51 + 2x = 30

Solving
51 + 2x = 30

Solving for variable 'x'.

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

Add '-51' to each side of the equation.
51 + -51 + 2x = 30 + -51

Combine like terms: 51 + -51 = 0
0 + 2x = 30 + -51
2x = 30 + -51

Combine like terms: 30 + -51 = -21
2x = -21

Divide each side by '2'.
x = -10.5

Simplifying
x = -10.5