4y^2+7=8

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Solution for 4y^2+7=8 equation: 


Simplifying
4y2 + 7 = 8

Reorder the terms:
7 + 4y2 = 8

Solving
7 + 4y2 = 8

Solving for variable 'y'.

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

Add '-7' to each side of the equation.
7 + -7 + 4y2 = 8 + -7

Combine like terms: 7 + -7 = 0
0 + 4y2 = 8 + -7
4y2 = 8 + -7

Combine like terms: 8 + -7 = 1
4y2 = 1

Divide each side by '4'.
y2 = 0.25

Simplifying
y2 = 0.25

Take the square root of each side:
y = {-0.5, 0.5}

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