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Simplifying
2X2 + -11 = 77
Reorder the terms:
-11 + 2X2 = 77
Solving
-11 + 2X2 = 77
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 + 2X2 = 77 + 11
Combine like terms: -11 + 11 = 0
0 + 2X2 = 77 + 11
2X2 = 77 + 11
Combine like terms: 77 + 11 = 88
2X2 = 88
Divide each side by '2'.
X2 = 44
Simplifying
X2 = 44
Take the square root of each side:
X = {-6.633249581, 6.633249581}
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