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Simplifying
5x2 + -27 = 243
Reorder the terms:
-27 + 5x2 = 243
Solving
-27 + 5x2 = 243
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '27' to each side of the equation.
-27 + 27 + 5x2 = 243 + 27
Combine like terms: -27 + 27 = 0
0 + 5x2 = 243 + 27
5x2 = 243 + 27
Combine like terms: 243 + 27 = 270
5x2 = 270
Divide each side by '5'.
x2 = 54
Simplifying
x2 = 54
Take the square root of each side:
x = {-7.348469228, 7.348469228}
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