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Simplifying
49x2 + -100n2 = 0
Reorder the terms:
-100n2 + 49x2 = 0
Solving
-100n2 + 49x2 = 0
Solving for variable 'n'.
Move all terms containing n to the left, all other terms to the right.
Add '-49x2' to each side of the equation.
-100n2 + 49x2 + -49x2 = 0 + -49x2
Combine like terms: 49x2 + -49x2 = 0
-100n2 + 0 = 0 + -49x2
-100n2 = 0 + -49x2
Remove the zero:
-100n2 = -49x2
Divide each side by '-100'.
n2 = 0.49x2
Simplifying
n2 = 0.49x2
Take the square root of each side:
n = {-0.7x, 0.7x}
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