Here u go, i hope this helped
3-(-4) = 3 + 4
so, as an addition problem it is 3 + 4
Answer:
C2H5OH(1)+O2(g)-->CO2+3H20(1)
Step-by-step explanation:
B-8 would be the answer. This is because we are saying you have 8 less than something. So no matter what something is, we are taking away 8 from it. Since our something is unknown, we use our variable 'b' in its place, and subtract 8, giving us b-8.<span />