One thing to bear in mind with trigonometric expressions is that, the exponent location is next to the function name, instead of the whole expression, though it applies to the whole thing, namely cos²(x), is really [ cos(x) ]², and that matters for using the chain rule.
Ok so first find the number of cats. Since it says there are done the number of cats to dogs we need to multiply 30 times 2, which equals 60. So now we know there are 60 cats, 30 dogs and 40 birds. Add up all the animals to get 130 animals total. Next divide 30 by 130 to get the percentage. Leave a comment if you need more help.
So one trip = 4 km
two trips = 8
8 + 4 = 12
i believe your answer is 12
Thanks!
Answer:
5x-10x+100 or a simplified version: -5x+100 where x is the number of shirts
Step-by-step explanation:
5x is for every shirt they have to pay for and it adds to the cost
-10x is for every shirt they sell which decreases the total cost
100 is for the upfront cost of having the shirts professionally designed
hope this helped and if i misunderstood something lmk so i can change it :))