13-7X+29=-5X-21-9X

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Solution for 13-7X+29=-5X-21-9X equation:


Simplifying
13 + -7X + 29 = -5X + -21 + -9X

Reorder the terms:
13 + 29 + -7X = -5X + -21 + -9X

Combine like terms: 13 + 29 = 42
42 + -7X = -5X + -21 + -9X

Reorder the terms:
42 + -7X = -21 + -5X + -9X

Combine like terms: -5X + -9X = -14X
42 + -7X = -21 + -14X

Solving
42 + -7X = -21 + -14X

Solving for variable 'X'.

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

Add '14X' to each side of the equation.
42 + -7X + 14X = -21 + -14X + 14X

Combine like terms: -7X + 14X = 7X
42 + 7X = -21 + -14X + 14X

Combine like terms: -14X + 14X = 0
42 + 7X = -21 + 0
42 + 7X = -21

Add '-42' to each side of the equation.
42 + -42 + 7X = -21 + -42

Combine like terms: 42 + -42 = 0
0 + 7X = -21 + -42
7X = -21 + -42

Combine like terms: -21 + -42 = -63
7X = -63

Divide each side by '7'.
X = -9

Simplifying
X = -9

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