Answer:
The answer is 105/4
Step-by-step explanation:
7oz of water
6(1/2)= 3; 6(2/3)= 4; 3+4=7
there is no answer
If you multiply 15^x by 15^y, the answer is 15^(x+y) so 2 plus -7 is negitive 5.
but there is no answer equal to this.