3(y+7)=10a

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Solution for 3(y+7)=10a equation: 


Simplifying
3(y + 7) = 10a

Reorder the terms:
3(7 + y) = 10a
(7 * 3 + y * 3) = 10a
(21 + 3y) = 10a

Solving
21 + 3y = 10a

Solving for variable 'y'.

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

Add '-21' to each side of the equation.
21 + -21 + 3y = -21 + 10a

Combine like terms: 21 + -21 = 0
0 + 3y = -21 + 10a
3y = -21 + 10a

Divide each side by '3'.
y = -7 + 3.333333333a

Simplifying
y = -7 + 3.333333333a

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