We only need a calculator for this. But, to simplify and make sure you have a good experience here on Brainly, the answer is -0.15. All I did was find 12/80, and added the negative sign. If your issue was that you could not get the negative sign on your calculator, well, there is your answer
Answer:
24° degrees
Step-by-step explanation:
Answer: Not safe
Step-by-step explanation:
Let the angle of elevation of the ramp be θ, then:

But the maximum angle for the ramp cannot exceed 7.1°. The calculated angle of elevation will make it difficult, if not impossible, for motorized wheelchairs to get up the ramp.
Therefore, the ramp at the local library is not safe for motorized wheelchairs
Answer:
It'll take 25 more minutes
Step-by-step explanation:
Simplify
−3p+4m−4m−6p
=−3p+4m+−4m+−6p
Combine Like Terms:
=−3p+4m+−4m+−6p
=(4m+−4m)+(−3p+−6p)
=−9p