5y-(7y+8)=6-(12y-9)

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Solution for 5y-(7y+8)=6-(12y-9) equation:


Simplifying
5y + -1(7y + 8) = 6 + -1(12y + -9)

Reorder the terms:
5y + -1(8 + 7y) = 6 + -1(12y + -9)
5y + (8 * -1 + 7y * -1) = 6 + -1(12y + -9)
5y + (-8 + -7y) = 6 + -1(12y + -9)

Reorder the terms:
-8 + 5y + -7y = 6 + -1(12y + -9)

Combine like terms: 5y + -7y = -2y
-8 + -2y = 6 + -1(12y + -9)

Reorder the terms:
-8 + -2y = 6 + -1(-9 + 12y)
-8 + -2y = 6 + (-9 * -1 + 12y * -1)
-8 + -2y = 6 + (9 + -12y)

Combine like terms: 6 + 9 = 15
-8 + -2y = 15 + -12y

Solving
-8 + -2y = 15 + -12y

Solving for variable 'y'.

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

Add '12y' to each side of the equation.
-8 + -2y + 12y = 15 + -12y + 12y

Combine like terms: -2y + 12y = 10y
-8 + 10y = 15 + -12y + 12y

Combine like terms: -12y + 12y = 0
-8 + 10y = 15 + 0
-8 + 10y = 15

Add '8' to each side of the equation.
-8 + 8 + 10y = 15 + 8

Combine like terms: -8 + 8 = 0
0 + 10y = 15 + 8
10y = 15 + 8

Combine like terms: 15 + 8 = 23
10y = 23

Divide each side by '10'.
y = 2.3

Simplifying
y = 2.3

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