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Simplifying
9x2 + -2 = 73
Reorder the terms:
-2 + 9x2 = 73
Solving
-2 + 9x2 = 73
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '2' to each side of the equation.
-2 + 2 + 9x2 = 73 + 2
Combine like terms: -2 + 2 = 0
0 + 9x2 = 73 + 2
9x2 = 73 + 2
Combine like terms: 73 + 2 = 75
9x2 = 75
Divide each side by '9'.
x2 = 8.333333333
Simplifying
x2 = 8.333333333
Take the square root of each side:
x = {-2.886751346, 2.886751346}
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