3(2y+7)-2y=3

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Solution for 3(2y+7)-2y=3 equation:


Simplifying
3(2y + 7) + -2y = 3

Reorder the terms:
3(7 + 2y) + -2y = 3
(7 * 3 + 2y * 3) + -2y = 3
(21 + 6y) + -2y = 3

Combine like terms: 6y + -2y = 4y
21 + 4y = 3

Solving
21 + 4y = 3

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 + 4y = 3 + -21

Combine like terms: 21 + -21 = 0
0 + 4y = 3 + -21
4y = 3 + -21

Combine like terms: 3 + -21 = -18
4y = -18

Divide each side by '4'.
y = -4.5

Simplifying
y = -4.5

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