-9x+21x-68=4

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Solution for -9x+21x-68=4 equation:


Simplifying
-9x + 21x + -68 = 4

Reorder the terms:
-68 + -9x + 21x = 4

Combine like terms: -9x + 21x = 12x
-68 + 12x = 4

Solving
-68 + 12x = 4

Solving for variable 'x'.

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

Add '68' to each side of the equation.
-68 + 68 + 12x = 4 + 68

Combine like terms: -68 + 68 = 0
0 + 12x = 4 + 68
12x = 4 + 68

Combine like terms: 4 + 68 = 72
12x = 72

Divide each side by '12'.
x = 6

Simplifying
x = 6

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