A
Explanation: You want to get x by itself. So add +7 to -7 to cancel it out, do the same thing to 4.
x-7=4
+7+7
x=11
x
as a fraction it would be 74 over 25 in one way there might be other ways
-8y = -4x + 16
Y = 4/8x - 2
8 batches.
5 and 1/3 is equal to 16/3. 2/3 times 8 is 16/3.
