Answer:
x=-3
Step-by-step explanation:
6x - 2 =7x +1
6x - 7x =1+2
-x=3
6x - 6x - 2=7x - 6x +1
0-2=x+1
-2=x+1
x=-2-1
h = (2A)/b
total amount is $46.75 and if they split the cost it is $15.58