1*8=y*y

Solution for 1*8=y*y equation:

Simplifying
1 * 8 = y * y

Multiply 1 * 8
8 = y * y

Multiply y * y
8 = y2

Solving
8 = y2

Solving for variable 'y'.

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

Add '-1y2' to each side of the equation.
8 + -1y2 = y2 + -1y2

Combine like terms: y2 + -1y2 = 0
8 + -1y2 = 0

Add '-8' to each side of the equation.
8 + -8 + -1y2 = 0 + -8

Combine like terms: 8 + -8 = 0
0 + -1y2 = 0 + -8
-1y2 = 0 + -8

Combine like terms: 0 + -8 = -8
-1y2 = -8

Divide each side by '-1'.
y2 = 8

Simplifying
y2 = 8

Take the square root of each side:
y = {-2.828427125, 2.828427125}