9-7(-5y-9)=6(2y+7)+3

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Solution for 9-7(-5y-9)=6(2y+7)+3 equation:


Simplifying
9 + -7(-5y + -9) = 6(2y + 7) + 3

Reorder the terms:
9 + -7(-9 + -5y) = 6(2y + 7) + 3
9 + (-9 * -7 + -5y * -7) = 6(2y + 7) + 3
9 + (63 + 35y) = 6(2y + 7) + 3

Combine like terms: 9 + 63 = 72
72 + 35y = 6(2y + 7) + 3

Reorder the terms:
72 + 35y = 6(7 + 2y) + 3
72 + 35y = (7 * 6 + 2y * 6) + 3
72 + 35y = (42 + 12y) + 3

Reorder the terms:
72 + 35y = 42 + 3 + 12y

Combine like terms: 42 + 3 = 45
72 + 35y = 45 + 12y

Solving
72 + 35y = 45 + 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.
72 + 35y + -12y = 45 + 12y + -12y

Combine like terms: 35y + -12y = 23y
72 + 23y = 45 + 12y + -12y

Combine like terms: 12y + -12y = 0
72 + 23y = 45 + 0
72 + 23y = 45

Add '-72' to each side of the equation.
72 + -72 + 23y = 45 + -72

Combine like terms: 72 + -72 = 0
0 + 23y = 45 + -72
23y = 45 + -72

Combine like terms: 45 + -72 = -27
23y = -27

Divide each side by '23'.
y = -1.173913043

Simplifying
y = -1.173913043

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