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Simplifying
-7x2 + 24 + -9 = 0
Reorder the terms:
24 + -9 + -7x2 = 0
Combine like terms: 24 + -9 = 15
15 + -7x2 = 0
Solving
15 + -7x2 = 0
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '-15' to each side of the equation.
15 + -15 + -7x2 = 0 + -15
Combine like terms: 15 + -15 = 0
0 + -7x2 = 0 + -15
-7x2 = 0 + -15
Combine like terms: 0 + -15 = -15
-7x2 = -15
Divide each side by '-7'.
x2 = 2.142857143
Simplifying
x2 = 2.142857143
Take the square root of each side:
x = {-1.463850109, 1.463850109}
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