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Simplifying
4x2 + -14 = 11
Reorder the terms:
-14 + 4x2 = 11
Solving
-14 + 4x2 = 11
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '14' to each side of the equation.
-14 + 14 + 4x2 = 11 + 14
Combine like terms: -14 + 14 = 0
0 + 4x2 = 11 + 14
4x2 = 11 + 14
Combine like terms: 11 + 14 = 25
4x2 = 25
Divide each side by '4'.
x2 = 6.25
Simplifying
x2 = 6.25
Take the square root of each side:
x = {-2.5, 2.5}
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