7y^2-25+12=0

Solution for 7y^2-25+12=0 equation:

Simplifying
7y2 + -25 + 12 = 0

Reorder the terms:
-25 + 12 + 7y2 = 0

Combine like terms: -25 + 12 = -13
-13 + 7y2 = 0

Solving
-13 + 7y2 = 0

Solving for variable 'y'.

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

Add '13' to each side of the equation.
-13 + 13 + 7y2 = 0 + 13

Combine like terms: -13 + 13 = 0
0 + 7y2 = 0 + 13
7y2 = 0 + 13

Combine like terms: 0 + 13 = 13
7y2 = 13

Divide each side by '7'.
y2 = 1.857142857

Simplifying
y2 = 1.857142857

Take the square root of each side:
y = {-1.362770288, 1.362770288}