21=-4X-14-X

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Solution for 21=-4X-14-X equation:


Simplifying
21 = -4X + -14 + -1X

Reorder the terms:
21 = -14 + -4X + -1X

Combine like terms: -4X + -1X = -5X
21 = -14 + -5X

Solving
21 = -14 + -5X

Solving for variable 'X'.

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

Add '5X' to each side of the equation.
21 + 5X = -14 + -5X + 5X

Combine like terms: -5X + 5X = 0
21 + 5X = -14 + 0
21 + 5X = -14

Add '-21' to each side of the equation.
21 + -21 + 5X = -14 + -21

Combine like terms: 21 + -21 = 0
0 + 5X = -14 + -21
5X = -14 + -21

Combine like terms: -14 + -21 = -35
5X = -35

Divide each side by '5'.
X = -7

Simplifying
X = -7

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