1/4 :10=x:4 find x

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Paint color preference children adults total 0.6 0.77 liked new paint color disliked new paint color 0.4 0.15 0.23 total 1.0 1.0 1.0 which value for x completes the conditional relative frequency table by column?

Consider the function f(x)=-5x+3 what is f(-2)

Find the center and the radius of the circle with the equation: x^2-2x+y^2+4y+1=0?