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Simplifying
(3x2) + -4 = 77
Reorder the terms:
-4 + (3x2) = 77
Solving
-4 + (3x2) = 77
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '4' to each side of the equation.
-4 + 4 + (3x2) = 77 + 4
Combine like terms: -4 + 4 = 0
0 + (3x2) = 77 + 4
(3x2) = 77 + 4
Combine like terms: 77 + 4 = 81
(3x2) = 81
Divide each side by '3'.
x2 = 27
Simplifying
x2 = 27
Take the square root of each side:
x = {-5.196152423, 5.196152423}
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