2y*y-10=22

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Solution for 2y*y-10=22 equation: 


Simplifying
2y * y + -10 = 22

Multiply y * y
2y2 + -10 = 22

Reorder the terms:
-10 + 2y2 = 22

Solving
-10 + 2y2 = 22

Solving for variable 'y'.

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

Add '10' to each side of the equation.
-10 + 10 + 2y2 = 22 + 10

Combine like terms: -10 + 10 = 0
0 + 2y2 = 22 + 10
2y2 = 22 + 10

Combine like terms: 22 + 10 = 32
2y2 = 32

Divide each side by '2'.
y2 = 16

Simplifying
y2 = 16

Take the square root of each side:
y = {-4, 4}

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