3(2x+3)+11=-2(x-3)-18

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Solution for 3(2x+3)+11=-2(x-3)-18 equation:


Simplifying
3(2x + 3) + 11 = -2(x + -3) + -18

Reorder the terms:
3(3 + 2x) + 11 = -2(x + -3) + -18
(3 * 3 + 2x * 3) + 11 = -2(x + -3) + -18
(9 + 6x) + 11 = -2(x + -3) + -18

Reorder the terms:
9 + 11 + 6x = -2(x + -3) + -18

Combine like terms: 9 + 11 = 20
20 + 6x = -2(x + -3) + -18

Reorder the terms:
20 + 6x = -2(-3 + x) + -18
20 + 6x = (-3 * -2 + x * -2) + -18
20 + 6x = (6 + -2x) + -18

Reorder the terms:
20 + 6x = 6 + -18 + -2x

Combine like terms: 6 + -18 = -12
20 + 6x = -12 + -2x

Solving
20 + 6x = -12 + -2x

Solving for variable 'x'.

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

Add '2x' to each side of the equation.
20 + 6x + 2x = -12 + -2x + 2x

Combine like terms: 6x + 2x = 8x
20 + 8x = -12 + -2x + 2x

Combine like terms: -2x + 2x = 0
20 + 8x = -12 + 0
20 + 8x = -12

Add '-20' to each side of the equation.
20 + -20 + 8x = -12 + -20

Combine like terms: 20 + -20 = 0
0 + 8x = -12 + -20
8x = -12 + -20

Combine like terms: -12 + -20 = -32
8x = -32

Divide each side by '8'.
x = -4

Simplifying
x = -4

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