Answer:
y=1/2x-2
you write it in y=mx+b form
Buy how many ever u want of the 4 inch it is a better deal
11.
Divide the euros by the dollar amount:
35 / 45.00 = 0.777 = 0.78 Euros per dollar.
12. the 1/2 bag covered 1/10 of her yard, her entire yard would be equal to 10/10 , this means she would need ten 1/2 bags.
10 x 1/2 = 10/2 = 5 bags.
14.
1 mile divided by 3/8 mile = 2 2/3.
Multiply 2 2/3 by 1/16 to get how much water was needed for 1 mile:
2 2/3 x 1/16 = 1/6 gallon for 1 mile.
Now they want miles per gallon, there are six 1/6's in a gallon.
Multiply 6 by the number of gallons per 1/6:
6 x 1 = 6 miles per gallon.