Answer:
-2
Step-by-step explanation:
15x+6=6x-12
15x-6x=-12-6
9x=-18
x=-2
Answer:
1.0
Step-by-step explanation:
6 is greater than 5 therefore it rounds 9 up to the next number which is 10, 1.0 or just 1.
Answer:
Step-by-step explanation:
0,20
Answer:
7 inches.
Step-by-step explanation:
Longest book length - Shortest book length


22.5 miles
You would create a proportion based on the given information, then cross multiply and solve for the number of miles 1 gallon of gas can go.