Answer:
you can use a calculator to find this
Step-by-step explanation:
Answer:C because if you look at 7 the 140 its multiplied by 2 so if you multipy or divide everything by 2 you get C
Step-by-step explanation: It just is G
Answer:

Step-by-step explanation:
So, our equation is:

In exponetial form, this looks like:

Now lets cube the 5:

Next, we can multiply the denominator on the right side by 5:

We need to now get x alone by adding 4 to both sides:

Finally, we divide by x's coefficent, 2, to get:

Hope this helps! :3