y^2-2y+1=64

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Solution for y^2-2y+1=64 equation:


Simplifying
y2 + -2y + 1 = 64

Reorder the terms:
1 + -2y + y2 = 64

Solving
1 + -2y + y2 = 64

Solving for variable 'y'.

Reorder the terms:
1 + -64 + -2y + y2 = 64 + -64

Combine like terms: 1 + -64 = -63
-63 + -2y + y2 = 64 + -64

Combine like terms: 64 + -64 = 0
-63 + -2y + y2 = 0

Factor a trinomial.
(-7 + -1y)(9 + -1y) = 0

Subproblem 1

Set the factor '(-7 + -1y)' equal to zero and attempt to solve: Simplifying -7 + -1y = 0 Solving -7 + -1y = 0 Move all terms containing y to the left, all other terms to the right. Add '7' to each side of the equation. -7 + 7 + -1y = 0 + 7 Combine like terms: -7 + 7 = 0 0 + -1y = 0 + 7 -1y = 0 + 7 Combine like terms: 0 + 7 = 7 -1y = 7 Divide each side by '-1'. y = -7 Simplifying y = -7

Subproblem 2

Set the factor '(9 + -1y)' equal to zero and attempt to solve: Simplifying 9 + -1y = 0 Solving 9 + -1y = 0 Move all terms containing y to the left, all other terms to the right. Add '-9' to each side of the equation. 9 + -9 + -1y = 0 + -9 Combine like terms: 9 + -9 = 0 0 + -1y = 0 + -9 -1y = 0 + -9 Combine like terms: 0 + -9 = -9 -1y = -9 Divide each side by '-1'. y = 9 Simplifying y = 9

Solution

y = {-7, 9}

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