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Simplifying
7x2 + -2 = 11
Reorder the terms:
-2 + 7x2 = 11
Solving
-2 + 7x2 = 11
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '2' to each side of the equation.
-2 + 2 + 7x2 = 11 + 2
Combine like terms: -2 + 2 = 0
0 + 7x2 = 11 + 2
7x2 = 11 + 2
Combine like terms: 11 + 2 = 13
7x2 = 13
Divide each side by '7'.
x2 = 1.857142857
Simplifying
x2 = 1.857142857
Take the square root of each side:
x = {-1.362770288, 1.362770288}
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