-21x-4=-17x-8

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Solution for -21x-4=-17x-8 equation:


Simplifying
-21x + -4 = -17x + -8

Reorder the terms:
-4 + -21x = -17x + -8

Reorder the terms:
-4 + -21x = -8 + -17x

Solving
-4 + -21x = -8 + -17x

Solving for variable 'x'.

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

Add '17x' to each side of the equation.
-4 + -21x + 17x = -8 + -17x + 17x

Combine like terms: -21x + 17x = -4x
-4 + -4x = -8 + -17x + 17x

Combine like terms: -17x + 17x = 0
-4 + -4x = -8 + 0
-4 + -4x = -8

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

Combine like terms: -4 + 4 = 0
0 + -4x = -8 + 4
-4x = -8 + 4

Combine like terms: -8 + 4 = -4
-4x = -4

Divide each side by '-4'.
x = 1

Simplifying
x = 1

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