8-9X=125-30X

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Solution for 8-9X=125-30X equation: 


Simplifying
8 + -9X = 125 + -30X

Solving
8 + -9X = 125 + -30X

Solving for variable 'X'.

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

Add '30X' to each side of the equation.
8 + -9X + 30X = 125 + -30X + 30X

Combine like terms: -9X + 30X = 21X
8 + 21X = 125 + -30X + 30X

Combine like terms: -30X + 30X = 0
8 + 21X = 125 + 0
8 + 21X = 125

Add '-8' to each side of the equation.
8 + -8 + 21X = 125 + -8

Combine like terms: 8 + -8 = 0
0 + 21X = 125 + -8
21X = 125 + -8

Combine like terms: 125 + -8 = 117
21X = 117

Divide each side by '21'.
X = 5.571428571

Simplifying
X = 5.571428571

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