16x+800=21x+720

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Solution for 16x+800=21x+720 equation:


Simplifying
16x + 800 = 21x + 720

Reorder the terms:
800 + 16x = 21x + 720

Reorder the terms:
800 + 16x = 720 + 21x

Solving
800 + 16x = 720 + 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.
800 + 16x + -21x = 720 + 21x + -21x

Combine like terms: 16x + -21x = -5x
800 + -5x = 720 + 21x + -21x

Combine like terms: 21x + -21x = 0
800 + -5x = 720 + 0
800 + -5x = 720

Add '-800' to each side of the equation.
800 + -800 + -5x = 720 + -800

Combine like terms: 800 + -800 = 0
0 + -5x = 720 + -800
-5x = 720 + -800

Combine like terms: 720 + -800 = -80
-5x = -80

Divide each side by '-5'.
x = 16

Simplifying
x = 16

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