111-5X=10X+21

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Solution for 111-5X=10X+21 equation:


Simplifying
111 + -5X = 10X + 21

Reorder the terms:
111 + -5X = 21 + 10X

Solving
111 + -5X = 21 + 10X

Solving for variable 'X'.

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

Add '-10X' to each side of the equation.
111 + -5X + -10X = 21 + 10X + -10X

Combine like terms: -5X + -10X = -15X
111 + -15X = 21 + 10X + -10X

Combine like terms: 10X + -10X = 0
111 + -15X = 21 + 0
111 + -15X = 21

Add '-111' to each side of the equation.
111 + -111 + -15X = 21 + -111

Combine like terms: 111 + -111 = 0
0 + -15X = 21 + -111
-15X = 21 + -111

Combine like terms: 21 + -111 = -90
-15X = -90

Divide each side by '-15'.
X = 6

Simplifying
X = 6

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