7x^2-43=300

Solution for 7x^2-43=300 equation:

Simplifying
7x2 + -43 = 300

Reorder the terms:
-43 + 7x2 = 300

Solving
-43 + 7x2 = 300

Solving for variable 'x'.

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

Add '43' to each side of the equation.
-43 + 43 + 7x2 = 300 + 43

Combine like terms: -43 + 43 = 0
0 + 7x2 = 300 + 43
7x2 = 300 + 43

Combine like terms: 300 + 43 = 343
7x2 = 343

Divide each side by '7'.
x2 = 49

Simplifying
x2 = 49

Take the square root of each side:
x = {-7, 7}