Answer: 21
Step-by-step explanation: 21 divided by 7 is three to the third power of 11 so your answer is 21, I think
Answer: x = -100. For you Id say the second one
Step-by-step explanation: multiply both sides, multiply reduce, and multiply.
Give them brainlest to give someone brainlest you need two people to answer your question so now that I commented you can now give them just wait for a while :)
Answer: x=2.9, y=-1.6 and x=-1.7, y=6.7
PLEASE MARK ME AS BRAINLIEST
Uhh well you can find the percentage of change by taking the new part and dividing it by the old one, so it'll be bigger divided by smaller
And if you notice, the reciprocal (the answer) is greater than one
that's because the 1 is 100% and the decimal is how much it grew by
If it's less than 1 then it's decreasing