During a walkathon, team a walked a total of 6x+12 miles and team b walks a total of 4x-7 miles. what is the difference in miles between the two teams?

a) 2x-5
b) 2x+5
c)2x-19
d)2x+19

show work so i can understand the question !

attachment?

step-by-step explanation:

x = -4

step-by-step explanation:

- 20 - 4(x + 3) = 4x

=> -20 - 4x - 12 = 4x

=> - 32 -4x = 4x

=> -32 = 4x + 4x

=> - 32 = 8x

=> -32/8 = x

=> -4 = x

answ5

step-by-step explanation:

u have to pay atttion to me

answer: hence, function will be

explanation:

since we have given that

cost of a new textbook = $85

according to question, the resale value of a textbook decreases by 25% with each previous owner,

so, our function becomes,

here, y is the total value of the text book after x owners.

hence, function will be