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Simplifying
7 + -3x2 = -1
Solving
7 + -3x2 = -1
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '-7' to each side of the equation.
7 + -7 + -3x2 = -1 + -7
Combine like terms: 7 + -7 = 0
0 + -3x2 = -1 + -7
-3x2 = -1 + -7
Combine like terms: -1 + -7 = -8
-3x2 = -8
Divide each side by '-3'.
x2 = 2.666666667
Simplifying
x2 = 2.666666667
Take the square root of each side:
x = {-1.632993162, 1.632993162}
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