Six people went into the woods to look for truffles. on average they collected 7 truffles per person. the average of the first four people to come back was 8 truffles per person. in fact, the fourth person to come back had 11 truffles in his basket. how many truffles did the last three people collect altogether?

Let

x1-------> number of truffles of the first person

x2-------> number of truffles of the second person

x3-------> number of truffles of the third person

x4-------> number of truffles of the fourth person

x5-------> number of truffles of the fifth person

x6-------> number of truffles of the sixth person

we know that

------> equation

-------> equation

-------> equation

Substitute equation in equation

------> equation

Substitute equation in equation

therefore

the answer is

answer: the first graph

step-by-step explanation:

. + λrh() e 1 1 2 4 4 4 4 4 3 4 4 4 4 4 + th−1(− s(x)2 dx ω + λrh−1() e 2 1 2 4 4

step-by-step explanation: