21-47=3(X-2)-8

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Solution for 21-47=3(X-2)-8 equation:


Simplifying
21 + -47 = 3(X + -2) + -8

Combine like terms: 21 + -47 = -26
-26 = 3(X + -2) + -8

Reorder the terms:
-26 = 3(-2 + X) + -8
-26 = (-2 * 3 + X * 3) + -8
-26 = (-6 + 3X) + -8

Reorder the terms:
-26 = -6 + -8 + 3X

Combine like terms: -6 + -8 = -14
-26 = -14 + 3X

Solving
-26 = -14 + 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.
-26 + -3X = -14 + 3X + -3X

Combine like terms: 3X + -3X = 0
-26 + -3X = -14 + 0
-26 + -3X = -14

Add '26' to each side of the equation.
-26 + 26 + -3X = -14 + 26

Combine like terms: -26 + 26 = 0
0 + -3X = -14 + 26
-3X = -14 + 26

Combine like terms: -14 + 26 = 12
-3X = 12

Divide each side by '-3'.
X = -4

Simplifying
X = -4

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