-2x-47+4x=-21

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Solution for -2x-47+4x=-21 equation:


Simplifying
-2x + -47 + 4x = -21

Reorder the terms:
-47 + -2x + 4x = -21

Combine like terms: -2x + 4x = 2x
-47 + 2x = -21

Solving
-47 + 2x = -21

Solving for variable 'x'.

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

Add '47' to each side of the equation.
-47 + 47 + 2x = -21 + 47

Combine like terms: -47 + 47 = 0
0 + 2x = -21 + 47
2x = -21 + 47

Combine like terms: -21 + 47 = 26
2x = 26

Divide each side by '2'.
x = 13

Simplifying
x = 13

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