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Earn +20 ptsQ: Can you solve by completing the square x2 plus 10x plus 220?
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Solve the equation 6x-10 equals 10x plus 22?
x=-8
What is the square of X2 plus 10x equals 18?
You never square a whole equation. That's just silly.
Solve for x 12x plus 9 equals 10x plus 1?
12x + 9 = 10x + 1 Subtract 10x from both sides: 2x + 9 = 1 Sutract 9 from both sides: 2x = - 8 Divide both sides by 2: x = -4
What is 10x minus 5x plus 5x?
10x - 5x + 5x = 10x
What is the center and radius of the circle x2 plus y2 -10x plus 6y -15 equals 0?
Equation of circle: x^2 +y^2 -10x +6y -15 = 0 Completing the squares: (x-5)^2 +(y+3)^2 = 49 square units Therefore center of circle is at (5, -3) and its radius is 7 units
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