6(2x+11)+15=21

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Solution for 6(2x+11)+15=21 equation:


Simplifying
6(2x + 11) + 15 = 21

Reorder the terms:
6(11 + 2x) + 15 = 21
(11 * 6 + 2x * 6) + 15 = 21
(66 + 12x) + 15 = 21

Reorder the terms:
66 + 15 + 12x = 21

Combine like terms: 66 + 15 = 81
81 + 12x = 21

Solving
81 + 12x = 21

Solving for variable 'x'.

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

Add '-81' to each side of the equation.
81 + -81 + 12x = 21 + -81

Combine like terms: 81 + -81 = 0
0 + 12x = 21 + -81
12x = 21 + -81

Combine like terms: 21 + -81 = -60
12x = -60

Divide each side by '12'.
x = -5

Simplifying
x = -5

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