4x^2-7=5

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Solution for 4x^2-7=5 equation:


Simplifying
4x2 + -7 = 5

Reorder the terms:
-7 + 4x2 = 5

Solving
-7 + 4x2 = 5

Solving for variable 'x'.

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

Add '7' to each side of the equation.
-7 + 7 + 4x2 = 5 + 7

Combine like terms: -7 + 7 = 0
0 + 4x2 = 5 + 7
4x2 = 5 + 7

Combine like terms: 5 + 7 = 12
4x2 = 12

Divide each side by '4'.
x2 = 3

Simplifying
x2 = 3

Take the square root of each side:
x = {-1.732050808, 1.732050808}

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