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Joel is making a scarf. The ratio of knit stitches is 2 and purl stitches is 7. Based on the ratio, how many purl stitches are there if there are 8 knit stitches?

Respuesta :

             knit:purl

                  2:7    

   x4                              x4

                  8:28

Answer:

h(x) = x/4

Step-by-step explanation:

to find the inverse of a function, exchange x and y and then solve for y

y = 4x

exchange x and y

x = 4y

solve for y

divide each side by 4

x/4 = 4y/4

y = x/4

the inverse   is

h(x) = x/4

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