7x^2+3=10

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Solution for 7x^2+3=10 equation: 


Simplifying
7x2 + 3 = 10

Reorder the terms:
3 + 7x2 = 10

Solving
3 + 7x2 = 10

Solving for variable 'x'.

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

Add '-3' to each side of the equation.
3 + -3 + 7x2 = 10 + -3

Combine like terms: 3 + -3 = 0
0 + 7x2 = 10 + -3
7x2 = 10 + -3

Combine like terms: 10 + -3 = 7
7x2 = 7

Divide each side by '7'.
x2 = 1

Simplifying
x2 = 1

Take the square root of each side:
x = {-1, 1}

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