Answer:
aprox. $66.19
Step-by-step explanation:
100%-11%=8%
74.37 X .89= 66.1893
The elapsed time is B, 2 hours and 25 minutes.
I'm assuming that when you wrote "(7x/2-5x+3)+(2x/2+4x-6)," you actually meant "<span>(7x^2-5x+3)+(2x^2+4x-6). Correct me if I'm wrong here.
</span><span>+(7x^2-5x+3)
</span><span>+(2x/2+4x-6)
-------------------
=9x^2 - x - 3 (answer) </span>
86 years old because you subtract 2017-1931