2(6y-3)-(7y+9)=

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Solution for 2(6y-3)-(7y+9)= equation:


Simplifying
2(6y + -3) + -1(7y + 9) = 0

Reorder the terms:
2(-3 + 6y) + -1(7y + 9) = 0
(-3 * 2 + 6y * 2) + -1(7y + 9) = 0
(-6 + 12y) + -1(7y + 9) = 0

Reorder the terms:
-6 + 12y + -1(9 + 7y) = 0
-6 + 12y + (9 * -1 + 7y * -1) = 0
-6 + 12y + (-9 + -7y) = 0

Reorder the terms:
-6 + -9 + 12y + -7y = 0

Combine like terms: -6 + -9 = -15
-15 + 12y + -7y = 0

Combine like terms: 12y + -7y = 5y
-15 + 5y = 0

Solving
-15 + 5y = 0

Solving for variable 'y'.

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

Add '15' to each side of the equation.
-15 + 15 + 5y = 0 + 15

Combine like terms: -15 + 15 = 0
0 + 5y = 0 + 15
5y = 0 + 15

Combine like terms: 0 + 15 = 15
5y = 15

Divide each side by '5'.
y = 3

Simplifying
y = 3

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