20y-4=19y

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Solution for 20y-4=19y equation:


Simplifying
20y + -4 = 19y

Reorder the terms:
-4 + 20y = 19y

Solving
-4 + 20y = 19y

Solving for variable 'y'.

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

Add '-19y' to each side of the equation.
-4 + 20y + -19y = 19y + -19y

Combine like terms: 20y + -19y = 1y
-4 + 1y = 19y + -19y

Combine like terms: 19y + -19y = 0
-4 + 1y = 0

Add '4' to each side of the equation.
-4 + 4 + 1y = 0 + 4

Combine like terms: -4 + 4 = 0
0 + 1y = 0 + 4
1y = 0 + 4

Combine like terms: 0 + 4 = 4
1y = 4

Divide each side by '1'.
y = 4

Simplifying
y = 4

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