-21=x+5x+3

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Solution for -21=x+5x+3 equation:


Simplifying
-21 = x + 5x + 3

Reorder the terms:
-21 = 3 + x + 5x

Combine like terms: x + 5x = 6x
-21 = 3 + 6x

Solving
-21 = 3 + 6x

Solving for variable 'x'.

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

Add '-6x' to each side of the equation.
-21 + -6x = 3 + 6x + -6x

Combine like terms: 6x + -6x = 0
-21 + -6x = 3 + 0
-21 + -6x = 3

Add '21' to each side of the equation.
-21 + 21 + -6x = 3 + 21

Combine like terms: -21 + 21 = 0
0 + -6x = 3 + 21
-6x = 3 + 21

Combine like terms: 3 + 21 = 24
-6x = 24

Divide each side by '-6'.
x = -4

Simplifying
x = -4

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