20x+16=21x+12

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Solution for 20x+16=21x+12 equation:


Simplifying
20x + 16 = 21x + 12

Reorder the terms:
16 + 20x = 21x + 12

Reorder the terms:
16 + 20x = 12 + 21x

Solving
16 + 20x = 12 + 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.
16 + 20x + -21x = 12 + 21x + -21x

Combine like terms: 20x + -21x = -1x
16 + -1x = 12 + 21x + -21x

Combine like terms: 21x + -21x = 0
16 + -1x = 12 + 0
16 + -1x = 12

Add '-16' to each side of the equation.
16 + -16 + -1x = 12 + -16

Combine like terms: 16 + -16 = 0
0 + -1x = 12 + -16
-1x = 12 + -16

Combine like terms: 12 + -16 = -4
-1x = -4

Divide each side by '-1'.
x = 4

Simplifying
x = 4

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