7x^2+34=90

Solution for 7x^2+34=90 equation:

Simplifying
7x2 + 34 = 90

Reorder the terms:
34 + 7x2 = 90

Solving
34 + 7x2 = 90

Solving for variable 'x'.

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

Add '-34' to each side of the equation.
34 + -34 + 7x2 = 90 + -34

Combine like terms: 34 + -34 = 0
0 + 7x2 = 90 + -34
7x2 = 90 + -34

Combine like terms: 90 + -34 = 56
7x2 = 56

Divide each side by '7'.
x2 = 8

Simplifying
x2 = 8

Take the square root of each side:
x = {-2.828427125, 2.828427125}