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Simplifying
5(x2 + -1) = 50
Reorder the terms:
5(-1 + x2) = 50
(-1 * 5 + x2 * 5) = 50
(-5 + 5x2) = 50
Solving
-5 + 5x2 = 50
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '5' to each side of the equation.
-5 + 5 + 5x2 = 50 + 5
Combine like terms: -5 + 5 = 0
0 + 5x2 = 50 + 5
5x2 = 50 + 5
Combine like terms: 50 + 5 = 55
5x2 = 55
Divide each side by '5'.
x2 = 11
Simplifying
x2 = 11
Take the square root of each side:
x = {-3.31662479, 3.31662479}
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