93-4x=8x+21

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Solution for 93-4x=8x+21 equation:


Simplifying
93 + -4x = 8x + 21

Reorder the terms:
93 + -4x = 21 + 8x

Solving
93 + -4x = 21 + 8x

Solving for variable 'x'.

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

Add '-8x' to each side of the equation.
93 + -4x + -8x = 21 + 8x + -8x

Combine like terms: -4x + -8x = -12x
93 + -12x = 21 + 8x + -8x

Combine like terms: 8x + -8x = 0
93 + -12x = 21 + 0
93 + -12x = 21

Add '-93' to each side of the equation.
93 + -93 + -12x = 21 + -93

Combine like terms: 93 + -93 = 0
0 + -12x = 21 + -93
-12x = 21 + -93

Combine like terms: 21 + -93 = -72
-12x = -72

Divide each side by '-12'.
x = 6

Simplifying
x = 6

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