21x+100=11x-10

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Solution for 21x+100=11x-10 equation:


Simplifying
21x + 100 = 11x + -10

Reorder the terms:
100 + 21x = 11x + -10

Reorder the terms:
100 + 21x = -10 + 11x

Solving
100 + 21x = -10 + 11x

Solving for variable 'x'.

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

Add '-11x' to each side of the equation.
100 + 21x + -11x = -10 + 11x + -11x

Combine like terms: 21x + -11x = 10x
100 + 10x = -10 + 11x + -11x

Combine like terms: 11x + -11x = 0
100 + 10x = -10 + 0
100 + 10x = -10

Add '-100' to each side of the equation.
100 + -100 + 10x = -10 + -100

Combine like terms: 100 + -100 = 0
0 + 10x = -10 + -100
10x = -10 + -100

Combine like terms: -10 + -100 = -110
10x = -110

Divide each side by '10'.
x = -11

Simplifying
x = -11

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