-6=3(7+x)

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Solution for -6=3(7+x) equation:


Simplifying
-6 = 3(7 + x)
-6 = (7 * 3 + x * 3)
-6 = (21 + 3x)

Solving
-6 = 21 + 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.
-6 + -3x = 21 + 3x + -3x

Combine like terms: 3x + -3x = 0
-6 + -3x = 21 + 0
-6 + -3x = 21

Add '6' to each side of the equation.
-6 + 6 + -3x = 21 + 6

Combine like terms: -6 + 6 = 0
0 + -3x = 21 + 6
-3x = 21 + 6

Combine like terms: 21 + 6 = 27
-3x = 27

Divide each side by '-3'.
x = -9

Simplifying
x = -9

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