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Simplifying
84 = 180 + -16x2
Solving
84 = 180 + -16x2
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '16x2' to each side of the equation.
84 + 16x2 = 180 + -16x2 + 16x2
Combine like terms: -16x2 + 16x2 = 0
84 + 16x2 = 180 + 0
84 + 16x2 = 180
Add '-84' to each side of the equation.
84 + -84 + 16x2 = 180 + -84
Combine like terms: 84 + -84 = 0
0 + 16x2 = 180 + -84
16x2 = 180 + -84
Combine like terms: 180 + -84 = 96
16x2 = 96
Divide each side by '16'.
x2 = 6
Simplifying
x2 = 6
Take the square root of each side:
x = {-2.449489743, 2.449489743}
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