21=30y

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Solution for 21=30y equation:


Simplifying
21 = 30y

Solving
21 = 30y

Solving for variable 'y'.

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

Add '-30y' to each side of the equation.
21 + -30y = 30y + -30y

Combine like terms: 30y + -30y = 0
21 + -30y = 0

Add '-21' to each side of the equation.
21 + -21 + -30y = 0 + -21

Combine like terms: 21 + -21 = 0
0 + -30y = 0 + -21
-30y = 0 + -21

Combine like terms: 0 + -21 = -21
-30y = -21

Divide each side by '-30'.
y = 0.7

Simplifying
y = 0.7

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