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Simplifying
7x2 + -16 = 8
Reorder the terms:
-16 + 7x2 = 8
Solving
-16 + 7x2 = 8
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '16' to each side of the equation.
-16 + 16 + 7x2 = 8 + 16
Combine like terms: -16 + 16 = 0
0 + 7x2 = 8 + 16
7x2 = 8 + 16
Combine like terms: 8 + 16 = 24
7x2 = 24
Divide each side by '7'.
x2 = 3.428571429
Simplifying
x2 = 3.428571429
Take the square root of each side:
x = {-1.8516402, 1.8516402}
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