3 multiplied by ten to the second power
Here's link to the answer:
tinyurl.com/wpazsebu
Answer:
16
Step-by-step explanation:
x=3 y=4
x=3x<u>4 </u>
x=12
y=4x<u>4</u>
<u>y=16</u>
<u>you have to do the same thing to both of the variables since it is proportional</u>