6x+3(x+7)=-7

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


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

Reorder the terms:
6x + 3(7 + x) = -7
6x + (7 * 3 + x * 3) = -7
6x + (21 + 3x) = -7

Reorder the terms:
21 + 6x + 3x = -7

Combine like terms: 6x + 3x = 9x
21 + 9x = -7

Solving
21 + 9x = -7

Solving for variable 'x'.

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

Add '-21' to each side of the equation.
21 + -21 + 9x = -7 + -21

Combine like terms: 21 + -21 = 0
0 + 9x = -7 + -21
9x = -7 + -21

Combine like terms: -7 + -21 = -28
9x = -28

Divide each side by '9'.
x = -3.111111111

Simplifying
x = -3.111111111

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