(4-y)2=100

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Solution for (4-y)2=100 equation:


Simplifying
(4 + -1y) * 2 = 100

Reorder the terms for easier multiplication:
2(4 + -1y) = 100
(4 * 2 + -1y * 2) = 100
(8 + -2y) = 100

Solving
8 + -2y = 100

Solving for variable 'y'.

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

Add '-8' to each side of the equation.
8 + -8 + -2y = 100 + -8

Combine like terms: 8 + -8 = 0
0 + -2y = 100 + -8
-2y = 100 + -8

Combine like terms: 100 + -8 = 92
-2y = 92

Divide each side by '-2'.
y = -46

Simplifying
y = -46

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