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Simplifying
8(x2) + 11 = 219
Reorder the terms:
11 + 8x2 = 219
Solving
11 + 8x2 = 219
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '-11' to each side of the equation.
11 + -11 + 8x2 = 219 + -11
Combine like terms: 11 + -11 = 0
0 + 8x2 = 219 + -11
8x2 = 219 + -11
Combine like terms: 219 + -11 = 208
8x2 = 208
Divide each side by '8'.
x2 = 26
Simplifying
x2 = 26
Take the square root of each side:
x = {-5.099019514, 5.099019514}
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