21x-31x+8=

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Solution for 21x-31x+8= equation:


Simplifying
21x + -31x + 8 = 0

Reorder the terms:
8 + 21x + -31x = 0

Combine like terms: 21x + -31x = -10x
8 + -10x = 0

Solving
8 + -10x = 0

Solving for variable 'x'.

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

Add '-8' to each side of the equation.
8 + -8 + -10x = 0 + -8

Combine like terms: 8 + -8 = 0
0 + -10x = 0 + -8
-10x = 0 + -8

Combine like terms: 0 + -8 = -8
-10x = -8

Divide each side by '-10'.
x = 0.8

Simplifying
x = 0.8

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