15(x+3)=30

Solution for 15(x+3)=30 equation:

Simplifying
15(x + 3) = 30

Reorder the terms:
15(3 + x) = 30
(3 * 15 + x * 15) = 30
(45 + 15x) = 30

Solving
45 + 15x = 30

Solving for variable 'x'.

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

Add '-45' to each side of the equation.
45 + -45 + 15x = 30 + -45

Combine like terms: 45 + -45 = 0
0 + 15x = 30 + -45
15x = 30 + -45

Combine like terms: 30 + -45 = -15
15x = -15

Divide each side by '15'.
x = -1

Simplifying
x = -1