- 9 + 12 = 3 or +3
Hopes this helps! =)
Answer:
Option B
Step-by-step explanation:
As here,
In all the options processes in 3rd step .
<u>As</u><u> </u><u>the</u><u> </u><u>bases</u><u> </u><u>are</u><u> </u><u>same</u><u> </u><u>exponents</u><u> </u><u>get</u><u> </u><u>added</u><u>. </u>
And in Option B 3rd step it has been correctly done form of,

Is correct simplification.
Um, it is 1 gallon?
And, please, could you give me the brainliest answer? I need one more before I become a virtuoso and my friend and I are competing. :P
The answer is 30,60,90. Because 60 is twice the number 30 and 90 is three times the first number.