21y-4=38

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Solution for 21y-4=38 equation: 


Simplifying
21y + -4 = 38

Reorder the terms:
-4 + 21y = 38

Solving
-4 + 21y = 38

Solving for variable 'y'.

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

Add '4' to each side of the equation.
-4 + 4 + 21y = 38 + 4

Combine like terms: -4 + 4 = 0
0 + 21y = 38 + 4
21y = 38 + 4

Combine like terms: 38 + 4 = 42
21y = 42

Divide each side by '21'.
y = 2

Simplifying
y = 2

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