3(x+3)=-7X-21

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Solution for 3(x+3)=-7X-21 equation: 


Simplifying
3(x + 3) = -7X + -21

Reorder the terms:
3(3 + x) = -7X + -21
(3 * 3 + x * 3) = -7X + -21
(9 + 3x) = -7X + -21

Reorder the terms:
9 + 3x = -21 + -7X

Solving
9 + 3x = -21 + -7X

Solving for variable 'x'.

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

Add '-9' to each side of the equation.
9 + -9 + 3x = -21 + -9 + -7X

Combine like terms: 9 + -9 = 0
0 + 3x = -21 + -9 + -7X
3x = -21 + -9 + -7X

Combine like terms: -21 + -9 = -30
3x = -30 + -7X

Divide each side by '3'.
x = -10 + -2.333333333X

Simplifying
x = -10 + -2.333333333X

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