20=-3(5+x)

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Solution for 20=-3(5+x) equation:


Simplifying
20 = -3(5 + x)
20 = (5 * -3 + x * -3)
20 = (-15 + -3x)

Solving
20 = -15 + -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.
20 + 3x = -15 + -3x + 3x

Combine like terms: -3x + 3x = 0
20 + 3x = -15 + 0
20 + 3x = -15

Add '-20' to each side of the equation.
20 + -20 + 3x = -15 + -20

Combine like terms: 20 + -20 = 0
0 + 3x = -15 + -20
3x = -15 + -20

Combine like terms: -15 + -20 = -35
3x = -35

Divide each side by '3'.
x = -11.66666667

Simplifying
x = -11.66666667

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