3(3y+-7)+2=12

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Solution for 3(3y+-7)+2=12 equation:


Simplifying
3(3y + -7) + 2 = 12

Reorder the terms:
3(-7 + 3y) + 2 = 12
(-7 * 3 + 3y * 3) + 2 = 12
(-21 + 9y) + 2 = 12

Reorder the terms:
-21 + 2 + 9y = 12

Combine like terms: -21 + 2 = -19
-19 + 9y = 12

Solving
-19 + 9y = 12

Solving for variable 'y'.

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

Add '19' to each side of the equation.
-19 + 19 + 9y = 12 + 19

Combine like terms: -19 + 19 = 0
0 + 9y = 12 + 19
9y = 12 + 19

Combine like terms: 12 + 19 = 31
9y = 31

Divide each side by '9'.
y = 3.444444444

Simplifying
y = 3.444444444

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