13x+64=21x

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Solution for 13x+64=21x equation:


Simplifying
13x + 64 = 21x

Reorder the terms:
64 + 13x = 21x

Solving
64 + 13x = 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.
64 + 13x + -21x = 21x + -21x

Combine like terms: 13x + -21x = -8x
64 + -8x = 21x + -21x

Combine like terms: 21x + -21x = 0
64 + -8x = 0

Add '-64' to each side of the equation.
64 + -64 + -8x = 0 + -64

Combine like terms: 64 + -64 = 0
0 + -8x = 0 + -64
-8x = 0 + -64

Combine like terms: 0 + -64 = -64
-8x = -64

Divide each side by '-8'.
x = 8

Simplifying
x = 8

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