7x^2+6=13

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Solution for 7x^2+6=13 equation: 


Simplifying
7x2 + 6 = 13

Reorder the terms:
6 + 7x2 = 13

Solving
6 + 7x2 = 13

Solving for variable 'x'.

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

Add '-6' to each side of the equation.
6 + -6 + 7x2 = 13 + -6

Combine like terms: 6 + -6 = 0
0 + 7x2 = 13 + -6
7x2 = 13 + -6

Combine like terms: 13 + -6 = 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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