21=-3(x+14)

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Solution for 21=-3(x+14) equation:


Simplifying
21 = -3(x + 14)

Reorder the terms:
21 = -3(14 + x)
21 = (14 * -3 + x * -3)
21 = (-42 + -3x)

Solving
21 = -42 + -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.
21 + 3x = -42 + -3x + 3x

Combine like terms: -3x + 3x = 0
21 + 3x = -42 + 0
21 + 3x = -42

Add '-21' to each side of the equation.
21 + -21 + 3x = -42 + -21

Combine like terms: 21 + -21 = 0
0 + 3x = -42 + -21
3x = -42 + -21

Combine like terms: -42 + -21 = -63
3x = -63

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

Simplifying
x = -21

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