7u^2-19=324

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Solution for 7u^2-19=324 equation:


Simplifying
7u2 + -19 = 324

Reorder the terms:
-19 + 7u2 = 324

Solving
-19 + 7u2 = 324

Solving for variable 'u'.

Move all terms containing u to the left, all other terms to the right.

Add '19' to each side of the equation.
-19 + 19 + 7u2 = 324 + 19

Combine like terms: -19 + 19 = 0
0 + 7u2 = 324 + 19
7u2 = 324 + 19

Combine like terms: 324 + 19 = 343
7u2 = 343

Divide each side by '7'.
u2 = 49

Simplifying
u2 = 49

Take the square root of each side:
u = {-7, 7}

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