x+2x-14-7=21+5+5

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Solution for x+2x-14-7=21+5+5 equation:


Simplifying
x + 2x + -14 + -7 = 21 + 5 + 5

Reorder the terms:
-14 + -7 + x + 2x = 21 + 5 + 5

Combine like terms: -14 + -7 = -21
-21 + x + 2x = 21 + 5 + 5

Combine like terms: x + 2x = 3x
-21 + 3x = 21 + 5 + 5

Combine like terms: 21 + 5 = 26
-21 + 3x = 26 + 5

Combine like terms: 26 + 5 = 31
-21 + 3x = 31

Solving
-21 + 3x = 31

Solving for variable 'x'.

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

Add '21' to each side of the equation.
-21 + 21 + 3x = 31 + 21

Combine like terms: -21 + 21 = 0
0 + 3x = 31 + 21
3x = 31 + 21

Combine like terms: 31 + 21 = 52
3x = 52

Divide each side by '3'.
x = 17.33333333

Simplifying
x = 17.33333333

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