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Simplifying
6r2 + -10 = 284
Reorder the terms:
-10 + 6r2 = 284
Solving
-10 + 6r2 = 284
Solving for variable 'r'.
Move all terms containing r to the left, all other terms to the right.
Add '10' to each side of the equation.
-10 + 10 + 6r2 = 284 + 10
Combine like terms: -10 + 10 = 0
0 + 6r2 = 284 + 10
6r2 = 284 + 10
Combine like terms: 284 + 10 = 294
6r2 = 294
Divide each side by '6'.
r2 = 49
Simplifying
r2 = 49
Take the square root of each side:
r = {-7, 7}
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