(3y-5)2-13(3y-5)+42=0

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Solution for (3y-5)2-13(3y-5)+42=0 equation:


Simplifying
(3y + -5) * 2 + -13(3y + -5) + 42 = 0

Reorder the terms:
(-5 + 3y) * 2 + -13(3y + -5) + 42 = 0

Reorder the terms for easier multiplication:
2(-5 + 3y) + -13(3y + -5) + 42 = 0
(-5 * 2 + 3y * 2) + -13(3y + -5) + 42 = 0
(-10 + 6y) + -13(3y + -5) + 42 = 0

Reorder the terms:
-10 + 6y + -13(-5 + 3y) + 42 = 0
-10 + 6y + (-5 * -13 + 3y * -13) + 42 = 0
-10 + 6y + (65 + -39y) + 42 = 0

Reorder the terms:
-10 + 65 + 42 + 6y + -39y = 0

Combine like terms: -10 + 65 = 55
55 + 42 + 6y + -39y = 0

Combine like terms: 55 + 42 = 97
97 + 6y + -39y = 0

Combine like terms: 6y + -39y = -33y
97 + -33y = 0

Solving
97 + -33y = 0

Solving for variable 'y'.

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

Add '-97' to each side of the equation.
97 + -97 + -33y = 0 + -97

Combine like terms: 97 + -97 = 0
0 + -33y = 0 + -97
-33y = 0 + -97

Combine like terms: 0 + -97 = -97
-33y = -97

Divide each side by '-33'.
y = 2.939393939

Simplifying
y = 2.939393939

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