27. a farmer divides his herd of cows among his
four sons so that first son gets one half of the
berd, the second son one-fourth, the third son
one fifth and the fourth son 7 cows, the total
number of cows in the herd is:

How is working backward similar to solving an equation?

Aclassroom is made up of 11 boys and 14 girls. the teacher has four main classroom responsibilities that she wants to hand out to four different students (one for each of the four students). if the teacher chooses 4 of the students at random, then what is the probability that the four students chosen to complete the responsibilities will be all boys?

What is being done to the variable in the equation 3 + g = -9? the number 3 is being added to it. the number 3 is being subtracted from it. the number -9 is being added to it. the number -9 is being subtracted from it.