(3x+15)=135

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Solution for (3x+15)=135 equation:


Simplifying
(3x + 15) = 135

Reorder the terms:
(15 + 3x) = 135

Remove parenthesis around (15 + 3x)
15 + 3x = 135

Solving
15 + 3x = 135

Solving for variable 'x'.

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

Add '-15' to each side of the equation.
15 + -15 + 3x = 135 + -15

Combine like terms: 15 + -15 = 0
0 + 3x = 135 + -15
3x = 135 + -15

Combine like terms: 135 + -15 = 120
3x = 120

Divide each side by '3'.
x = 40

Simplifying
x = 40

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