8x-1=10x-21

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Solution for 8x-1=10x-21 equation:


Simplifying
8x + -1 = 10x + -21

Reorder the terms:
-1 + 8x = 10x + -21

Reorder the terms:
-1 + 8x = -21 + 10x

Solving
-1 + 8x = -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.
-1 + 8x + -10x = -21 + 10x + -10x

Combine like terms: 8x + -10x = -2x
-1 + -2x = -21 + 10x + -10x

Combine like terms: 10x + -10x = 0
-1 + -2x = -21 + 0
-1 + -2x = -21

Add '1' to each side of the equation.
-1 + 1 + -2x = -21 + 1

Combine like terms: -1 + 1 = 0
0 + -2x = -21 + 1
-2x = -21 + 1

Combine like terms: -21 + 1 = -20
-2x = -20

Divide each side by '-2'.
x = 10

Simplifying
x = 10

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