6(x+3)=3(x-15)

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Solution for 6(x+3)=3(x-15) equation:


Simplifying
6(x + 3) = 3(x + -15)

Reorder the terms:
6(3 + x) = 3(x + -15)
(3 * 6 + x * 6) = 3(x + -15)
(18 + 6x) = 3(x + -15)

Reorder the terms:
18 + 6x = 3(-15 + x)
18 + 6x = (-15 * 3 + x * 3)
18 + 6x = (-45 + 3x)

Solving
18 + 6x = -45 + 3x

Solving for variable 'x'.

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

Add '-3x' to each side of the equation.
18 + 6x + -3x = -45 + 3x + -3x

Combine like terms: 6x + -3x = 3x
18 + 3x = -45 + 3x + -3x

Combine like terms: 3x + -3x = 0
18 + 3x = -45 + 0
18 + 3x = -45

Add '-18' to each side of the equation.
18 + -18 + 3x = -45 + -18

Combine like terms: 18 + -18 = 0
0 + 3x = -45 + -18
3x = -45 + -18

Combine like terms: -45 + -18 = -63
3x = -63

Divide each side by '3'.
x = -21

Simplifying
x = -21

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