3(2x+5)=81

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Solution for 3(2x+5)=81 equation: 


Simplifying
3(2x + 5) = 81

Reorder the terms:
3(5 + 2x) = 81
(5 * 3 + 2x * 3) = 81
(15 + 6x) = 81

Solving
15 + 6x = 81

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 + 6x = 81 + -15

Combine like terms: 15 + -15 = 0
0 + 6x = 81 + -15
6x = 81 + -15

Combine like terms: 81 + -15 = 66
6x = 66

Divide each side by '6'.
x = 11

Simplifying
x = 11

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