[9(y+5)-17]-[3(y-4)+3]=

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Solution for [9(y+5)-17]-[3(y-4)+3]= equation:


Simplifying
[9(y + 5) + -17] + -1[3(y + -4) + 3] = 0

Reorder the terms:
[9(5 + y) + -17] + -1[3(y + -4) + 3] = 0
[(5 * 9 + y * 9) + -17] + -1[3(y + -4) + 3] = 0
[(45 + 9y) + -17] + -1[3(y + -4) + 3] = 0

Reorder the terms:
[45 + -17 + 9y] + -1[3(y + -4) + 3] = 0

Combine like terms: 45 + -17 = 28
[28 + 9y] + -1[3(y + -4) + 3] = 0

Remove brackets around [28 + 9y]
28 + 9y + -1[3(y + -4) + 3] = 0

Reorder the terms:
28 + 9y + -1[3(-4 + y) + 3] = 0
28 + 9y + -1[(-4 * 3 + y * 3) + 3] = 0
28 + 9y + -1[(-12 + 3y) + 3] = 0

Reorder the terms:
28 + 9y + -1[-12 + 3 + 3y] = 0

Combine like terms: -12 + 3 = -9
28 + 9y + -1[-9 + 3y] = 0
28 + 9y + [-9 * -1 + 3y * -1] = 0
28 + 9y + [9 + -3y] = 0

Reorder the terms:
28 + 9 + 9y + -3y = 0

Combine like terms: 28 + 9 = 37
37 + 9y + -3y = 0

Combine like terms: 9y + -3y = 6y
37 + 6y = 0

Solving
37 + 6y = 0

Solving for variable 'y'.

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

Add '-37' to each side of the equation.
37 + -37 + 6y = 0 + -37

Combine like terms: 37 + -37 = 0
0 + 6y = 0 + -37
6y = 0 + -37

Combine like terms: 0 + -37 = -37
6y = -37

Divide each side by '6'.
y = -6.166666667

Simplifying
y = -6.166666667

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