16x-21=20x+3

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Solution for 16x-21=20x+3 equation:


Simplifying
16x + -21 = 20x + 3

Reorder the terms:
-21 + 16x = 20x + 3

Reorder the terms:
-21 + 16x = 3 + 20x

Solving
-21 + 16x = 3 + 20x

Solving for variable 'x'.

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

Add '-20x' to each side of the equation.
-21 + 16x + -20x = 3 + 20x + -20x

Combine like terms: 16x + -20x = -4x
-21 + -4x = 3 + 20x + -20x

Combine like terms: 20x + -20x = 0
-21 + -4x = 3 + 0
-21 + -4x = 3

Add '21' to each side of the equation.
-21 + 21 + -4x = 3 + 21

Combine like terms: -21 + 21 = 0
0 + -4x = 3 + 21
-4x = 3 + 21

Combine like terms: 3 + 21 = 24
-4x = 24

Divide each side by '-4'.
x = -6

Simplifying
x = -6

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