-7y*-9y=

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Solution for -7y*-9y= equation:


Simplifying
-7y * -9y = 0

Reorder the terms for easier multiplication:
-7 * -9y * y = 0

Multiply -7 * -9
63y * y = 0

Multiply y * y
63y2 = 0

Solving
63y2 = 0

Solving for variable 'y'.

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

Divide each side by '63'.
y2 = 0

Simplifying
y2 = 0

Take the square root of each side:
y = {0}

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