This is equation I don't know how to do
so can anyone tell me plz
with explanation it will help me alot ❤

Which property was used to simplify the expression? 3c+9 +4c=3c+4c+9

Prove that 16^4-2^13-4^5 is divisible by 11.

If the car had not hit the fence, how much farther would it have skidded? solve the skid-distance formula to find the extra distance that the car would have traveled if it had not hit the fence. round your answer to two decimal places. note that unit conversion is built into the skid distance formula, so no unit conversions are needed.