Halla el valor de x en cada una de las siguientes proporciones a)x/7=6/3. b)3/2/5/2//6/25/x/x. c)x/3=1,4/3. d)5/x=2/2,5. e)3/4=x/x+1. f)3x-2/4=6+4x/8. g)8x-1/5x-3=2/4 porfavor es urgente les agradecería mucho si pudieran ayudarme

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Complete the steps, which describe how to find the area of the shaded portion of the circle. find the area of the sector by multiplying the area of the circle by the ratio of the to 360. subtract the area of the triangle from the area of the sector.

Answer asap evaluate 4-0.25g+0.5h4−0.25g+0.5h when g=10g=10 and h=5h=5.