Substitute
6(8) - 19 + (2)
6(8) = 48
48 - 19
29 + 2 = 31
Answer:
D
Step-by-step explanation:
D is not a correct way to label the following angle because the letter on the angle starts with w, then x, then y and not y, then x, then w...

thus, the best car is car B,because it can tavel 29 miles with only one gallon,andcar A can only travel 28 miles with one gallon.
Answer:
C
Step-by-step explanation:
So, when we're tasked with things like this, rewriting everything in terms of sine and cosine and combining fractions often trivializes things, so doing just that gives us:

So out expression is 1/cos(x).