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Simplifying
5b2 + -1 = 319
Reorder the terms:
-1 + 5b2 = 319
Solving
-1 + 5b2 = 319
Solving for variable 'b'.
Move all terms containing b to the left, all other terms to the right.
Add '1' to each side of the equation.
-1 + 1 + 5b2 = 319 + 1
Combine like terms: -1 + 1 = 0
0 + 5b2 = 319 + 1
5b2 = 319 + 1
Combine like terms: 319 + 1 = 320
5b2 = 320
Divide each side by '5'.
b2 = 64
Simplifying
b2 = 64
Take the square root of each side:
b = {-8, 8}
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