8x-21=11x+10x

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Solution for 8x-21=11x+10x equation:


Simplifying
8x + -21 = 11x + 10x

Reorder the terms:
-21 + 8x = 11x + 10x

Combine like terms: 11x + 10x = 21x
-21 + 8x = 21x

Solving
-21 + 8x = 21x

Solving for variable 'x'.

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

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

Combine like terms: 8x + -21x = -13x
-21 + -13x = 21x + -21x

Combine like terms: 21x + -21x = 0
-21 + -13x = 0

Add '21' to each side of the equation.
-21 + 21 + -13x = 0 + 21

Combine like terms: -21 + 21 = 0
0 + -13x = 0 + 21
-13x = 0 + 21

Combine like terms: 0 + 21 = 21
-13x = 21

Divide each side by '-13'.
x = -1.615384615

Simplifying
x = -1.615384615

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