3(y+7)=20

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Solution for 3(y+7)=20 equation:


Simplifying
3(y + 7) = 20

Reorder the terms:
3(7 + y) = 20
(7 * 3 + y * 3) = 20
(21 + 3y) = 20

Solving
21 + 3y = 20

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 = 20 + -21

Combine like terms: 21 + -21 = 0
0 + 3y = 20 + -21
3y = 20 + -21

Combine like terms: 20 + -21 = -1
3y = -1

Divide each side by '3'.
y = -0.3333333333

Simplifying
y = -0.3333333333

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