Could you be more specific about what you need to know here? Where are the instructions for this problem? Try to explain what you do understand and what you don't.
To find the difference between 19 and 45 you do 45-19 and you get the answer 26. To find the value of x you do 26-15 and you get 11.
My best estimate for this figure is 15
Answer:
640
Step-by-step explanation:
there is 1 gallon for every 128 ounces
so 1 gal= 128z
to find 5gal= ?oz
you multiply 128 by 5 which gives u 640
which gives u 640 oz
hope this helps