12y^2+40=7

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Solution for 12y^2+40=7 equation:


Simplifying
12y2 + 40 = 7

Reorder the terms:
40 + 12y2 = 7

Solving
40 + 12y2 = 7

Solving for variable 'y'.

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

Add '-40' to each side of the equation.
40 + -40 + 12y2 = 7 + -40

Combine like terms: 40 + -40 = 0
0 + 12y2 = 7 + -40
12y2 = 7 + -40

Combine like terms: 7 + -40 = -33
12y2 = -33

Divide each side by '12'.
y2 = -2.75

Simplifying
y2 = -2.75

Reorder the terms:
2.75 + y2 = -2.75 + 2.75

Combine like terms: -2.75 + 2.75 = 0.00
2.75 + y2 = 0.00

The solution to this equation could not be determined.

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