-y^2-70y+144=

Solution for -y^2-70y+144= equation:

Simplifying
-1y2 + -70y + 144 = 0

Reorder the terms:
144 + -70y + -1y2 = 0

Solving
144 + -70y + -1y2 = 0

Solving for variable 'y'.

Factor a trinomial.
(2 + -1y)(72 + y) = 0

Subproblem 1
Set the factor '(2 + -1y)' equal to zero and attempt to solve:

Simplifying
2 + -1y = 0

Solving
2 + -1y = 0

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

Add '-2' to each side of the equation.
2 + -2 + -1y = 0 + -2

Combine like terms: 2 + -2 = 0
0 + -1y = 0 + -2
-1y = 0 + -2

Combine like terms: 0 + -2 = -2
-1y = -2

Divide each side by '-1'.
y = 2

Simplifying
y = 2
Subproblem 2
Set the factor '(72 + y)' equal to zero and attempt to solve:

Simplifying
72 + y = 0

Solving
72 + y = 0

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

Add '-72' to each side of the equation.
72 + -72 + y = 0 + -72

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

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

Simplifying
y = -72
Solution
y = {2, -72}