2(3y-4)-(3y+9)=

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Solution for 2(3y-4)-(3y+9)= equation:


Simplifying
2(3y + -4) + -1(3y + 9) = 0

Reorder the terms:
2(-4 + 3y) + -1(3y + 9) = 0
(-4 * 2 + 3y * 2) + -1(3y + 9) = 0
(-8 + 6y) + -1(3y + 9) = 0

Reorder the terms:
-8 + 6y + -1(9 + 3y) = 0
-8 + 6y + (9 * -1 + 3y * -1) = 0
-8 + 6y + (-9 + -3y) = 0

Reorder the terms:
-8 + -9 + 6y + -3y = 0

Combine like terms: -8 + -9 = -17
-17 + 6y + -3y = 0

Combine like terms: 6y + -3y = 3y
-17 + 3y = 0

Solving
-17 + 3y = 0

Solving for variable 'y'.

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

Add '17' to each side of the equation.
-17 + 17 + 3y = 0 + 17

Combine like terms: -17 + 17 = 0
0 + 3y = 0 + 17
3y = 0 + 17

Combine like terms: 0 + 17 = 17
3y = 17

Divide each side by '3'.
y = 5.666666667

Simplifying
y = 5.666666667

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