3x^2+7-70=0

Solution for 3x^2+7-70=0 equation:

Simplifying
3x2 + 7 + -70 = 0

Reorder the terms:
7 + -70 + 3x2 = 0

Combine like terms: 7 + -70 = -63
-63 + 3x2 = 0

Solving
-63 + 3x2 = 0

Solving for variable 'x'.

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

Add '63' to each side of the equation.
-63 + 63 + 3x2 = 0 + 63

Combine like terms: -63 + 63 = 0
0 + 3x2 = 0 + 63
3x2 = 0 + 63

Combine like terms: 0 + 63 = 63
3x2 = 63

Divide each side by '3'.
x2 = 21

Simplifying
x2 = 21

Take the square root of each side:
x = {-4.582575695, 4.582575695}