Answer:
A chemical reaction happens when substances break apart or combine to form one or more new substances.
Step-by-step explanation:
New substances form when bonds break and new bonds form. The chemical properties of the new substances are different from those of the original substances
3 1/4 = 13/4
so the reciprocal is 4/13
Answer:
49
Step-by-step explanation:
44100/900=49
Answer:
y= -10x +12
Step-by-step explanation: