Slope-rate of change- “if there were 12,000 in the atlantic ocean in 1950 and there are 3,600 dolphins today, what is the yearly rate of change? ” i don’t even know where to start. i need .

-8400/68 simplifies to to -2100/17,  dolphins/year, so 2100 less dolphins every 17 years.

and we can just divide those to get the decimal amount of -123.53, which means, 123.53  less dolphins every year.

of course, there's no such a thing as 0.53 of a dolphin, so, we can say "about" 123 less dolphins per year.

answer: add the !

step-by-step explanation: then we will answer

25.2

step-by-step explanation:

2+4x6-8/10= 25.2