If ABC = DEF, what is the length of AB?

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In a class, there are 12 girls. if the ratio of boys to girls is 5: 4 how many boys are there in the class

Y=(x+3)(x-4)(x+1)^2 sulutions? multiplicity?

Jude is making cement for a driveway. the instructions show the amount of each ingredient to make 1 batch of cement. complete each statement to adjust the ingredients for each new situation if jude uses these instructions.