Mathematics, 15.04.2021 21:40, hellokitty9440

The equation x2 + y2 + 10x + 8y = b describes a circle. If the radius of the circle is 7 units, what is the value of b in the equation above?

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The equation x2 + y2 + 10x + 8y = b describes a circle. If the radius of the circle is 7 units, wha...